tidy up .travis.yml some more

.travis.yml

@@ -66,7 +66,6 @@ script: |
         mkdir build;
         cd build;
         cmake .. -DCMAKE_INSTALL_PREFIX=/usr;
-
     fi
     if [ "$TRAVIS_OS_NAME" = "osx" ]; then
         mkdir build;
@@ -80,11 +79,12 @@ script: |
         mkdir build;
         cd build;
         cmake ..  -DFORCE_EMBEDDED_LIBS=ON -DCMAKE_INSTALL_PREFIX=/usr;
-
     fi
+    
     make -j$(nproc) && make install DESTDIR=../Glest;
     cd ..;
     rm -rf build;
+    # Get the data for the appimage build.
     git clone https://github.com/glest/glest-data.git;
     mkdir build;
     cd build;
@@ -95,6 +95,7 @@ script: |
     # Remove useless metainfo.
     rm Glest/usr/share/metainfo/io.glest.Editor.appdata.xml;
     find Glest/;
+    # Build the appimage.
     export LD_LIBRARY_PATH=/usr/lib/x86_64-linux-gnu/pulseaudio/:/usr/lib/i386-linux-gnu/pulseaudio/:$LD_LIBRARY_PATH;
     wget -c -nv "https://github.com/probonopd/linuxdeployqt/releases/download/continuous/linuxdeployqt-continuous-x86_64.AppImage";
     chmod a+x linuxdeployqt-continuous-x86_64.AppImage;
@@ -128,6 +129,7 @@ after_success:
   - ./send.sh success $WEBHOOK_URL
   
 after_failure:
+  # Notify discord.
   - wget https://raw.githubusercontent.com/DiscordHooks/travis-ci-discord-webhook/master/send.sh
   - chmod +x send.sh
   - ./send.sh failure $WEBHOOK_URL