increment stb_ds version, update README

Author: Sean Barrett

README.md

@@ -26,9 +26,8 @@ library    | lastest version | category | LoC | description
 **[stb_image_write.h](stb_image_write.h)** | 1.15 | graphics | 1690 | image writing to disk: PNG, TGA, BMP
 **[stb_image_resize.h](stb_image_resize.h)** | 0.96 | graphics | 2631 | resize images larger/smaller with good quality
 **[stb_rect_pack.h](stb_rect_pack.h)** | 1.00 | graphics | 628 | simple 2D rectangle packer with decent quality
-**[stb_ds.h](stb_ds.h)** | 0.65 | utility | 1880 | typesafe dynamic array and hash tables for C, will compile in C++
+**[stb_ds.h](stb_ds.h)** | 0.66 | utility | 1893 | typesafe dynamic array and hash tables for C, will compile in C++
 **[stb_sprintf.h](stb_sprintf.h)** | 1.09 | utility | 1879 | fast sprintf, snprintf for C/C++
-**[stretchy_buffer.h](stretchy_buffer.h)** | 1.04 | utility | 263 | typesafe dynamic array for C (i.e. approximation to vector<>), doesn't compile as C++
 **[stb_textedit.h](stb_textedit.h)** | 1.13 | user&nbsp;interface | 1404 | guts of a text editor for games etc implementing them from scratch
 **[stb_voxel_render.h](stb_voxel_render.h)** | 0.89 | 3D&nbsp;graphics | 3807 | Minecraft-esque voxel rendering "engine" with many more features
 **[stb_dxt.h](stb_dxt.h)** | 1.10 | 3D&nbsp;graphics | 753 | Fabian "ryg" Giesen's real-time DXT compressor
@@ -43,8 +42,8 @@ library    | lastest version | category | LoC | description
 **[stb_leakcheck.h](stb_leakcheck.h)** | 0.6 | misc | 194 | quick-and-dirty malloc/free leak-checking
 **[stb_include.h](stb_include.h)** | 0.02 | misc | 295 | implement recursive #include support, particularly for GLSL
 
-Total libraries: 22
-Total lines of C code: 56774
+Total libraries: 21
+Total lines of C code: 56524
 
 
 FAQ

stb_ds.h

@@ -1,4 +1,4 @@
-/* stb_ds.h - v0.65 - public domain data structures - Sean Barrett 2019
+/* stb_ds.h - v0.66 - public domain data structures - Sean Barrett 2019
 
    This is a single-header-file library that provides easy-to-use
    dynamic arrays and hash tables for C (also works in C++).

tools/README.list

@@ -6,7 +6,6 @@ stb_image_resize.h          | graphics         | resize images larger/smaller wi
 stb_rect_pack.h             | graphics         | simple 2D rectangle packer with decent quality
 stb_ds.h                    | utility          | typesafe dynamic array and hash tables for C, will compile in C++
 stb_sprintf.h               | utility          | fast sprintf, snprintf for C/C++
-stretchy_buffer.h           | utility          | typesafe dynamic array for C (i.e. approximation to vector<>), doesn't compile as C++
 stb_textedit.h              | user interface   | guts of a text editor for games etc implementing them from scratch
 stb_voxel_render.h          | 3D graphics      | Minecraft-esque voxel rendering "engine" with many more features
 stb_dxt.h                   | 3D graphics      | Fabian "ryg" Giesen's real-time DXT compressor