Quick feasibility test for #304
first refactoring towards fixing issue364
throw warning when include file disappears. refactoring.
try to refactor the 'is_modified( includefile )' code
pointer bug
map bug
Initial Windows implementation of built-in library path. Part of #125
Added meny entry for disclosing the library path. Part of #125
Starting point for Unix implementation of built-in library path. Part of #125
compile fix
code comments
Merge branch 'master' into issue304
Related to #372. Fixes crash on systems where the stack size for new threads is to small
Initial implementation of improved operator handling. Provides the bulk of work for #304
Merge branch 'master' into issue304
Tuning of highlight and background modifiers
Modified tests for #304
re-disabled some nonsensical test combinations
Updated tests as part of #304
Added expected files for example024