final fix for toggle comments
create coverage info for erlang tests (emma format)
fix init of erlang engine
small fixes
prepare v0.28.1
fix NPE when creating project
update changelog
v0.28.1
v0.28.1
add (partial) xtend-tools library (no RxJava and Loggers)
update plugin manifests
create model cache on request
1300 - builder traverses all source dirs looking for .app.src and modules
1303 - autodetect source directories
optimize builder refresh output dir
detailed externals model and icons
simplified IErlElement interface
add icons for macros, records
edoc: properly detect typespec before function
allow typespec with specified module