added cppinterface.m
limit age of histories in synchronous external solver
Merge branch 'master' of ssh://git.code.sf.net/p/qucs/git
added ode static methods to synctrcircuit.m and initialised property to qucstrans.m
Qucs PVcell model by Maguel Pareja
added a python file for parsing qucs data file
fix empty QucsHomeDir from QSettings

On a brand new Debian installation the settings.contains("QucsHomeDir")
passes an empty string into QucsSettings.QucsHomeDir.

It cannot cd into the directory to populate the list of projects.
The list will be empty, crashing the pop_front() method.

Added a test to avoid loading from settings in case it is an empty string.
add qucs resource files

It contains the icon bitmaps
qucs: use qrc file for bitmap icons

Remove references to BitmapDir settings altogether.
build: add qucs bitmaps as resources to the binary
qucsattenuator: set bitmaps as resouces

The resouce bitmaps are compiled into on the binary.
add resource under the app tree
add qucsattenuator resource file
remove qucs-attenuator/bitmaps from configure

The bitmaps are now resources included on the binary.
add qucstrans.qrc resource file
qucstrans: remove BitmapDir, use resource file

Bitmaps are included as resources on the binary.
See qrc file.
build: add qucstrans bitmaps as resource
build: do not configure bitmaps for qustrans

Bitmaps included as resources into the binary
use qrc resource file on quschelp

Bitmap icons will be compiled into the binary app.
build: set qrc on qucs-help