release change to 1.7.10
bugfixes elementcollections
revision change to 1.7.11
serialization format changes to allow circular dependencies
update release notes
only write a single readExternal
version change to 1.7.12
switch to Xtext / Xtend 2.6.0
pom cleanup
changes by build run
add value converter for qualified IDs
Merge branch 'develop-1.7.11' into develop-1.7.12
Merge branch 'develop-1.7.12' into develop
adding missing inject statement
Merge remote-tracking branch 'origin/develop-1.7.11' into develop-1.7.12
Merge remote-tracking branch 'origin/develop-1.7.12' into develop
upgrade to Xtext 2.6.1
Merge remote-tracking branch 'origin/develop' into develop
tag to 1.7.12