small cleanup
modified apps search (not only ebin directories are now included, latest versions of apps are now used); added apps reolve tests;
added source roots to 'include' search path;
cleanup after merge
unnecessary remove
lexer fix for $\,
fixed resolve for functions added via 'include'
added highlighting tests for functions, records and macros imported via 'include' and 'include_lib';
added ebin directories to application search path;
added include/ directories to include search path;