Now uses only an unique default pen size for plot/print and draw items (see changelog)

* Applied sheet reference plotting patch from Lorenzo.
* Fixed bug in Pcbnew plot dialog, ignore user scaling when controls are disabled.

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Minor others changes.

* Created separate SVN version header.
* Add true config.h for platform dependency checks.
* Add dependency check cmake module.
* Remove some leftover hand crafted make files.
* Remove non-cmake build instructions from COMPILING.txt.
* Fix split _() strings causing Visual C++ compiler error.
* Fix lots of compiler warnings.
* Change project file parameter container from wxArray to boost::vector_ptr.
* Removed lots of redundant header definitions.
* Fixed green_xpm redefinition in ercgreen.xpm.
* Remove some dead code and unnecessary class methods.

Better label dialog editor. Libedit: now, cannot change the component name to an existing alias name (eeschema crashes when happens)

Code seriously cleaned, obscure and duplicated code removed, and some oddities removed.
Better support of multiline texts.

Code seriously cleaned, obscure and duplicated code removed, and some oddities removed.
Better support of multiline texts.

Code seriously cleaned, obscure and duplicated code removed, and some oddities removed.
Better support of multiline texts.

Code seriously cleaned, obscure and duplicated code removed, and some oddities removed.
Better support of multiline texts.

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