Fix a bug if non-xml files are in the NodeLibrary

If your files are in a SVN repository, SVN will probably create some .svn folders and screw the loading of everything.
The same applies if you have custom folders and files.
Remove non-ascii characters
Remove non-ascii characters
Remove non-ascii characters
Remove non-ascii characters
Update NB_ProceduralLib.glslh
Fix a typo in the Header
Merge pull request #46 from Regnareb/Regnareb

Regnareb	Fix a bug if non-xml files are in the NodeLibrary …	e43f699
 Regnareb	Remove non-ascii characters	bdaaa43
 Regnareb	Remove non-ascii characters	4d6b0c7
 Regnareb	Remove non-ascii characters	df9aec2
 Regnareb	Remove non-ascii characters	1bec1d9
 Regnareb	Update NB_ProceduralLib.glslh	27fa5b9
 Regnareb	Fix a typo in the Header             8199088