make a copy of function into misc
remove main.h include
Merge pull request #116 from yodalee/move-misc-function-to-single-file

Move various function from main.[h,cpp] to misc.[h.cpp]
Add Xcode support to gitignore
Bugfix: LANGUAGEDIR
Delete QT3_US_SUPPORT from all CMakesLists.txt

SET( QT_USE_QT3SUPPORT TRUE ) is delete from all CmakeLists.txt and adapting the souces, but "FIND_PACKAGE( Qt4 4.6.3 REQUIRED QtCore QtGui Qt3Support QtSvg QtXml QtScript)" in the root-CMakeLists.txt is unchanged. So Q3*-Header like Q3PtrList will not produce an error.
Formattings and comment deletion

Some comments was delete. No code changes!
cmake: remove debug message
osx: fix icon qucs-rescodes
Corrected simulator process exit status check

Changed slotSimEnded() to check the exit status of the simulator
process, so that the user is informed thru the simulation dialog
when the simulator has crashed.

Replaced some Qt3 compatibility functions with the proper Qt4 ones.
Added newlines at the end of the error messages.
Added some Doxygen style comments.
Add headers to Xcode main project

Fix a bug. Add Header support to cmakelists.txt, but only for
qucs/qucs/* at this moment.
Backported Mutualx component from QucsStudio
Implemented MutualX appearance
First attemp to form netlist for MutualX
It seems all works
Added icon for new component
Added GPL header and made code refinement.
Removed some QVectors
Proper new coil addition
MultiViewComponent updates after Apply button is pressed. Corrected componentdialog.cpp