Put set -e at the beginning of multicommand scripts

Author: hirrolot

scripts/test-all.sh

@@ -1,4 +1,6 @@
 #!/bin/bash
 
+set -e
+
 ./scripts/test.sh
 ./scripts/test-examples.sh

scripts/test-examples.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 mkdir -p examples/build
 cd examples/build
 cmake ..

scripts/test.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+set -e
+
 mkdir -p tests/build
 cd tests/build
 cmake ..