qucs-core.cbp: Updated code::blocks project file to add CMake build files
Updated mextrsolver to use qucs namespace
removed generated files
put much of code into qucs namespace with wide-ranging changes to support this
Merge branch 'master' of ssh://git.code.sf.net/p/qucs/git
Merge branch 'master' of ssh://git.code.sf.net/p/qucs/git
Merge branch 'master' of ssh://git.code.sf.net/p/qucs/git
qucs_interface.h: removed unistd.h include