Some programs (like InkScape) use single quotes for the font-family.
I've added the single quote character, to the trim.

To get the Bounds, the Union method of the rectangle must be called only when the first rectangle has been set. If the Renctangle is empty, use the first children's Bound, as a rectangle.

offset of Gradient stop

Parsing documents from inkscape

Conflicts:
	Source/SvgElementCollection.cs

Gradient offset values less than 0 (or less than 0%) are rounded up to 0%. Gradient offset values greater than 1 (or greater than 100%) are rounded down to 100%.

Fixed a bug that results in a wrong path position if a path contains a relative position after a close path segment (z)

Fix for text when using Style="font:.."  format. e.g. style="font: bold ...

Fixed a bug that results in a wrong path position if a path contains a relative position after a close path segment (z)

Fix for text when using Style="font:.."  format. e.g. style="font: bold 16px/normal 'trebuchet ms', verdana, sans-serif;"
Fix fr lowercase font family not being found.

Minimal image tag support for raster images