Refactor travis testing

.travis.yml

@@ -4,16 +4,25 @@ os:
   - mac
   - linux
   - windows
+
 haxe:
   - stable
   - development
+
 env:
+  # Run basic tests for each combination of target language and operating system
   - KISS_TARGET=cpp
   - KISS_TARGET=interp
   - KISS_TARGET=js
   - KISS_TARGET=nodejs
   - KISS_TARGET=py
-  - KISS_TARGET=projects
+  # Test projects on every operating system
+  - KISS_PROJECT=aoc
+  - KISS_PROJECT=asciilib2
+  - KISS_PROJECT=file-watch
+  - KISS_PROJECT=kiss-vscode
+  - KISS_PROJECT=nat-archive-tool
+  - KISS_PROJECT=pdf-salad
 
 jobs:
   # Allow Haxe development to fail.
@@ -25,6 +34,7 @@ jobs:
     - script: haxelib install formatter && haxelib run formatter --check -s .
       os: linux
       haxe: stable
+    # TODO Check that every project is tested in this file
 
 install:
   - if [ "${TRAVIS_OS_NAME}" = "windows" ]; then