diff --git a/.azure-pipelines/azure-pipelines-linux.yml b/.azure-pipelines/azure-pipelines-linux.yml
index f2765a7..27cf8b7 100755
--- a/.azure-pipelines/azure-pipelines-linux.yml
+++ b/.azure-pipelines/azure-pipelines-linux.yml
@@ -6,19 +6,25 @@ jobs:
 - job: linux
   pool:
     vmImage: ubuntu-16.04
-  timeoutInMinutes: 360
   strategy:
-    maxParallel: 8
     matrix:
       linux_python3.6.____cpython:
         CONFIG: linux_python3.6.____cpython
-        UPLOAD_PACKAGES: True
+        UPLOAD_PACKAGES: 'True'
         DOCKER_IMAGE: condaforge/linux-anvil-comp7
       linux_python3.7.____cpython:
         CONFIG: linux_python3.7.____cpython
-        UPLOAD_PACKAGES: True
+        UPLOAD_PACKAGES: 'True'
         DOCKER_IMAGE: condaforge/linux-anvil-comp7
+    maxParallel: 8
+  timeoutInMinutes: 360
+
   steps:
+  - script: |
+         rm -rf /opt/ghc
+         df -h
+    displayName: Manage disk space
+
   # configure qemu binfmt-misc running.  This allows us to run docker containers
   # embedded qemu-static
   - script: |
@@ -30,7 +36,10 @@ jobs:
   - script: |
         export CI=azure
         export GIT_BRANCH=$BUILD_SOURCEBRANCHNAME
+        export FEEDSTOCK_NAME=$(basename ${BUILD_REPOSITORY_NAME})
         .scripts/run_docker_build.sh
     displayName: Run docker build
     env:
-      BINSTAR_TOKEN: $(BINSTAR_TOKEN)
\ No newline at end of file
+      BINSTAR_TOKEN: $(BINSTAR_TOKEN)
+      FEEDSTOCK_TOKEN: $(FEEDSTOCK_TOKEN)
+      STAGING_BINSTAR_TOKEN: $(STAGING_BINSTAR_TOKEN)
\ No newline at end of file
diff --git a/.azure-pipelines/azure-pipelines-osx.yml b/.azure-pipelines/azure-pipelines-osx.yml
index 3b064bf..9b47592 100755
--- a/.azure-pipelines/azure-pipelines-osx.yml
+++ b/.azure-pipelines/azure-pipelines-osx.yml
@@ -6,16 +6,16 @@ jobs:
 - job: osx
   pool:
     vmImage: macOS-10.14
-  timeoutInMinutes: 360
   strategy:
-    maxParallel: 8
     matrix:
       osx_python3.6.____cpython:
         CONFIG: osx_python3.6.____cpython
-        UPLOAD_PACKAGES: True
+        UPLOAD_PACKAGES: 'True'
       osx_python3.7.____cpython:
         CONFIG: osx_python3.7.____cpython
-        UPLOAD_PACKAGES: True
+        UPLOAD_PACKAGES: 'True'
+    maxParallel: 8
+  timeoutInMinutes: 360
 
   steps:
   # TODO: Fast finish on azure pipelines?
@@ -23,7 +23,10 @@ jobs:
       export CI=azure
       export OSX_FORCE_SDK_DOWNLOAD="1"
       export GIT_BRANCH=$BUILD_SOURCEBRANCHNAME
+      export FEEDSTOCK_NAME=$(basename ${BUILD_REPOSITORY_NAME})
       ./.scripts/run_osx_build.sh
     displayName: Run OSX build
     env:
-      BINSTAR_TOKEN: $(BINSTAR_TOKEN)
\ No newline at end of file
+      BINSTAR_TOKEN: $(BINSTAR_TOKEN)
+      FEEDSTOCK_TOKEN: $(FEEDSTOCK_TOKEN)
+      STAGING_BINSTAR_TOKEN: $(STAGING_BINSTAR_TOKEN)
\ No newline at end of file
diff --git a/.azure-pipelines/azure-pipelines-win.yml b/.azure-pipelines/azure-pipelines-win.yml
index e0eea7a..cea47b4 100755
--- a/.azure-pipelines/azure-pipelines-win.yml
+++ b/.azure-pipelines/azure-pipelines-win.yml
@@ -6,24 +6,20 @@ jobs:
 - job: win
   pool:
     vmImage: vs2017-win2016
-  timeoutInMinutes: 360
   strategy:
-    maxParallel: 4
     matrix:
       win_python3.6.____cpython:
         CONFIG: win_python3.6.____cpython
-        CONDA_BLD_PATH: D:\\bld\\
-        UPLOAD_PACKAGES: True
+        UPLOAD_PACKAGES: 'True'
       win_python3.7.____cpython:
         CONFIG: win_python3.7.____cpython
-        CONDA_BLD_PATH: D:\\bld\\
-        UPLOAD_PACKAGES: True
-  steps:
-    # TODO: Fast finish on azure pipelines?
-    - script: |
-        ECHO ON
-        
+        UPLOAD_PACKAGES: 'True'
+    maxParallel: 4
+  timeoutInMinutes: 360
+  variables:
+    CONDA_BLD_PATH: D:\\bld\\
 
+  steps:
     - script: |
         choco install vcpython27 -fdv -y --debug
       condition: contains(variables['CONFIG'], 'vs2008')
@@ -99,12 +95,20 @@ jobs:
       env:
         PYTHONUNBUFFERED: 1
       condition: not(contains(variables['CONFIG'], 'vs2008'))
+    - script: |
+        set "FEEDSTOCK_NAME=%BUILD_REPOSITORY_NAME:*/=%"
+        call activate base
+        validate_recipe_outputs "%FEEDSTOCK_NAME%"
+      displayName: Validate Recipe Outputs
 
     - script: |
         set "GIT_BRANCH=%BUILD_SOURCEBRANCHNAME%"
+        set "FEEDSTOCK_NAME=%BUILD_REPOSITORY_NAME:*/=%"
         call activate base
-        upload_package  .\ ".\recipe" .ci_support\%CONFIG%.yaml
+        upload_package --validate --feedstock-name="%FEEDSTOCK_NAME%" .\ ".\recipe" .ci_support\%CONFIG%.yaml
       displayName: Upload package
       env:
         BINSTAR_TOKEN: $(BINSTAR_TOKEN)
+        FEEDSTOCK_TOKEN: $(FEEDSTOCK_TOKEN)
+        STAGING_BINSTAR_TOKEN: $(STAGING_BINSTAR_TOKEN)
       condition: and(succeeded(), not(eq(variables['UPLOAD_PACKAGES'], 'False')))
\ No newline at end of file
diff --git a/.ci_support/linux_python3.6.____cpython.yaml b/.ci_support/linux_python3.6.____cpython.yaml
index e7b2e5f..8547c92 100644
--- a/.ci_support/linux_python3.6.____cpython.yaml
+++ b/.ci_support/linux_python3.6.____cpython.yaml
@@ -1,5 +1,5 @@
 arpack:
-- 3.6.3
+- '3.7'
 bzip2:
 - '1'
 c_compiler:
diff --git a/.ci_support/linux_python3.7.____cpython.yaml b/.ci_support/linux_python3.7.____cpython.yaml
index d56cb1e..5a5482f 100644
--- a/.ci_support/linux_python3.7.____cpython.yaml
+++ b/.ci_support/linux_python3.7.____cpython.yaml
@@ -1,5 +1,5 @@
 arpack:
-- 3.6.3
+- '3.7'
 bzip2:
 - '1'
 c_compiler:
diff --git a/.ci_support/migrations/arpack37.yaml b/.ci_support/migrations/arpack37.yaml
new file mode 100644
index 0000000..b54534b
--- /dev/null
+++ b/.ci_support/migrations/arpack37.yaml
@@ -0,0 +1,7 @@
+__migrator:
+  build_number: 1
+  kind: version
+  migration_number: 1
+arpack:
+- '3.7'
+migrator_ts: 1586036033.4359639
diff --git a/.ci_support/osx_python3.6.____cpython.yaml b/.ci_support/osx_python3.6.____cpython.yaml
index f06a2a9..82af334 100644
--- a/.ci_support/osx_python3.6.____cpython.yaml
+++ b/.ci_support/osx_python3.6.____cpython.yaml
@@ -1,13 +1,13 @@
 MACOSX_DEPLOYMENT_TARGET:
 - '10.9'
 arpack:
-- 3.6.3
+- '3.7'
 bzip2:
 - '1'
 c_compiler:
 - clang
 c_compiler_version:
-- '9'
+- '10'
 channel_sources:
 - conda-forge,defaults
 channel_targets:
@@ -17,7 +17,7 @@ curl:
 cxx_compiler:
 - clangxx
 cxx_compiler_version:
-- '9'
+- '10'
 glpk:
 - '4.65'
 hdf5:
diff --git a/.ci_support/osx_python3.7.____cpython.yaml b/.ci_support/osx_python3.7.____cpython.yaml
index aba0044..a283db2 100644
--- a/.ci_support/osx_python3.7.____cpython.yaml
+++ b/.ci_support/osx_python3.7.____cpython.yaml
@@ -1,13 +1,13 @@
 MACOSX_DEPLOYMENT_TARGET:
 - '10.9'
 arpack:
-- 3.6.3
+- '3.7'
 bzip2:
 - '1'
 c_compiler:
 - clang
 c_compiler_version:
-- '9'
+- '10'
 channel_sources:
 - conda-forge,defaults
 channel_targets:
@@ -17,7 +17,7 @@ curl:
 cxx_compiler:
 - clangxx
 cxx_compiler_version:
-- '9'
+- '10'
 glpk:
 - '4.65'
 hdf5:
diff --git a/.gitattributes b/.gitattributes
index ac943c1..9060b27 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -17,7 +17,7 @@ bld.bat text eol=crlf
 .gitattributes linguist-generated=true
 .gitignore linguist-generated=true
 .travis.yml linguist-generated=true
-.scripts linguist-generated=true
+.scripts/* linguist-generated=true
 LICENSE.txt linguist-generated=true
 README.md linguist-generated=true
 azure-pipelines.yml linguist-generated=true
diff --git a/.scripts/build_steps.sh b/.scripts/build_steps.sh
index 5b14787..0d5ef1c 100755
--- a/.scripts/build_steps.sh
+++ b/.scripts/build_steps.sh
@@ -21,7 +21,6 @@ CONDARC
 
 conda install --yes --quiet conda-forge-ci-setup=3 conda-build pip -c conda-forge
 
-
 # set up the condarc
 setup_conda_rc "${FEEDSTOCK_ROOT}" "${RECIPE_ROOT}" "${CONFIG_FILE}"
 
@@ -31,10 +30,12 @@ source run_conda_forge_build_setup
 make_build_number "${FEEDSTOCK_ROOT}" "${RECIPE_ROOT}" "${CONFIG_FILE}"
 
 conda build "${RECIPE_ROOT}" -m "${CI_SUPPORT}/${CONFIG}.yaml" \
+    --suppress-variables \
     --clobber-file "${CI_SUPPORT}/clobber_${CONFIG}.yaml"
+validate_recipe_outputs "${FEEDSTOCK_NAME}"
 
 if [[ "${UPLOAD_PACKAGES}" != "False" ]]; then
-    upload_package  "${FEEDSTOCK_ROOT}" "${RECIPE_ROOT}" "${CONFIG_FILE}"
+    upload_package --validate --feedstock-name="${FEEDSTOCK_NAME}"  "${FEEDSTOCK_ROOT}" "${RECIPE_ROOT}" "${CONFIG_FILE}"
 fi
 
 touch "${FEEDSTOCK_ROOT}/build_artifacts/conda-forge-build-done-${CONFIG}"
\ No newline at end of file
diff --git a/.scripts/run_docker_build.sh b/.scripts/run_docker_build.sh
index 253723c..e4d5bab 100755
--- a/.scripts/run_docker_build.sh
+++ b/.scripts/run_docker_build.sh
@@ -13,6 +13,10 @@ PROVIDER_DIR="$(basename $THISDIR)"
 FEEDSTOCK_ROOT=$(cd "$(dirname "$0")/.."; pwd;)
 RECIPE_ROOT="${FEEDSTOCK_ROOT}/recipe"
 
+if [ -z ${FEEDSTOCK_NAME} ]; then
+    export FEEDSTOCK_NAME=$(basename ${FEEDSTOCK_ROOT})
+fi
+
 docker info
 
 # In order for the conda-build process in the container to write to the mounted
@@ -60,15 +64,19 @@ fi
 
 export UPLOAD_PACKAGES="${UPLOAD_PACKAGES:-True}"
 docker run ${DOCKER_RUN_ARGS} \
-           -v "${RECIPE_ROOT}":/home/conda/recipe_root:ro,z \
+           -v "${RECIPE_ROOT}":/home/conda/recipe_root:rw,z \
            -v "${FEEDSTOCK_ROOT}":/home/conda/feedstock_root:rw,z \
            -e CONFIG \
-           -e BINSTAR_TOKEN \
            -e HOST_USER_ID \
            -e UPLOAD_PACKAGES \
            -e GIT_BRANCH \
            -e UPLOAD_ON_BRANCH \
            -e CI \
+           -e FEEDSTOCK_NAME \
+           -e CPU_COUNT \
+           -e BINSTAR_TOKEN \
+           -e FEEDSTOCK_TOKEN \
+           -e STAGING_BINSTAR_TOKEN \
            $DOCKER_IMAGE \
            bash \
            /home/conda/feedstock_root/${PROVIDER_DIR}/build_steps.sh
diff --git a/.scripts/run_osx_build.sh b/.scripts/run_osx_build.sh
index 775799b..d7e3c06 100755
--- a/.scripts/run_osx_build.sh
+++ b/.scripts/run_osx_build.sh
@@ -47,9 +47,10 @@ set -e
 
 echo -e "\n\nMaking the build clobber file and running the build."
 make_build_number ./ ./recipe ./.ci_support/${CONFIG}.yaml
-conda build ./recipe -m ./.ci_support/${CONFIG}.yaml --clobber-file ./.ci_support/clobber_${CONFIG}.yaml
+conda build ./recipe -m ./.ci_support/${CONFIG}.yaml --suppress-variables --clobber-file ./.ci_support/clobber_${CONFIG}.yaml
+validate_recipe_outputs "${FEEDSTOCK_NAME}"
 
 if [[ "${UPLOAD_PACKAGES}" != "False" ]]; then
   echo -e "\n\nUploading the packages."
-  upload_package  ./ ./recipe ./.ci_support/${CONFIG}.yaml
+  upload_package --validate --feedstock-name="${FEEDSTOCK_NAME}" ./ ./recipe ./.ci_support/${CONFIG}.yaml
 fi
\ No newline at end of file
diff --git a/README.md b/README.md
index 30cc143..c683a0c 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ Home: http://shogun.ml
 
 Package license: GPL-3.0
 
-Feedstock license: BSD 3-Clause
+Feedstock license: BSD-3-Clause
 
 Summary: Unified and efficient Machine Learning
 
diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index bde5fdd..ef4d0dd 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -29,7 +29,7 @@ source:
 {% set lc, vs, ve, prefix, parbuild = "\\", "$", "", "$PREFIX", "-j $CPU_COUNT" %}  # [unix]
 {% set lc, vs, ve, prefix, parbuild = "^", "%", "%", "%LIBRARY_PREFIX%", "" %}      # [win]
 build:
-  number: 3
+  number: 4
   features:
     - blas_{{ blas_variant }}  # [not win]
   skip: true  # [win32 or (win and vc<14)]
@@ -44,7 +44,7 @@ build:
     pylib=$(ldd $PYTHON | grep $PREFIX | grep 'libpython.*\.so' | cut -d' ' -f3)                                       # [linux]
 
     cmake ..                                      {{ lc }}
-        -G"{{vs}}CMAKE_GENERATOR{{ve}}"           {{ lc }}
+        -G"{{ vs }}CMAKE_GENERATOR{{ ve }}"           {{ lc }}
         -DCMAKE_PREFIX_PATH="{{ prefix }}"        {{ lc }}
         -DCMAKE_INSTALL_PREFIX="{{ prefix }}"     {{ lc }}
         -DCMAKE_BUILD_TYPE=Release                {{ lc }}
@@ -53,7 +53,7 @@ build:
         -DENABLE_TESTING=OFF                      {{ lc }}
         -DENABLE_COVERAGE=OFF                     {{ lc }}
         -DUSE_SVMLIGHT=OFF                        {{ lc }}
-        -DPYTHON_EXECUTABLE={{vs}}PYTHON{{ve}}    {{ lc }}
+        -DPYTHON_EXECUTABLE={{ vs }}PYTHON{{ ve }}    {{ lc }}
         -DPYTHON_INCLUDE_DIR=$pyinc               \  # [unix]
         -DPYTHON_LIBRARY=$pylib                   \  # [unix]
         -DLIBSHOGUN=OFF                           {{ lc }}