qucs_interface.h: removed unistd.h include
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
put much of code into qucs namespace with wide-ranging changes to support this
removed generated files
Updated mextrsolver to use qucs namespace
Merge branch 'qucs_namespace' of ssh://git.code.sf.net/p/qucs/git
Deleted generated file admstpathYacc.y
Corrected link commands and removed commented code
use cstdlib rather than stdlib.h to get std::abs
Removed redundant libqucs-core.cbp
Added examples of using the external interface
Periodic Merge of master into branch qucs_namespace
Removed generated file admstpathYacc.y
Modified to allow out-of-tree build
Removed generated file verilogYacc.y
Added help text and comments to explain purpose
added some comments for admsXml
Fix compilation error under c++11 and switch to c++11

Fix compilation error under c++11 due to namespace clash