Paths class refracted.
Added point count checking in path segments.
Added checking of xmlns:xlink prefix. If no prefix - removes it.
Added 'rotate(<rotate-angle> [<cx> <cy>])' matrix processing.
Fixed small gausian blur removing when stdDeviation contains more than
one value.
Fixed number precision flags names.
Fixed program freezing with --keep-comments flag.
Removes clip-rule if no clip-path.