Swapping ccm source to master branch

build.yaml

@@ -26,7 +26,7 @@ build:
       export JAVA_HOME=$CCM_JAVA_HOME
       export PATH=$JAVA_HOME/bin:$PATH
 
-      pip install ccm
+      pip install git+https://github.com/pcmanus/ccm.git
       # Install dependencies
       if [[ $EVENT_LOOP_MANAGER == 'libev' ]]; then
         sudo apt-get install -y libev4 libev-dev