Log Message:
Update to version 0.28.

Provided by Juan RP via PR pkg/19798, also closes PR pkg/19616 by Gan Uesli
Starling.

Changelog:

Sodipodi 0.28
=============
 * Eliminated lagging-behind-UI event queues
 * Eliminated expensive intersection tests for select-only updates
 * MMX optimizations for most heavily used pixel operations
 * Compilation speedups
 * Way to add custom freetype-readable fonts, having real vertical metrics
 * Fully dynamic XML editor
 * Combine and Convert to curve work on multiple items selected
 * userSpaceOnUse units are supported, nautilus-readable icons can be drawn
 * Way to specify reflect and repeat gradient spreads
 * Patterned lines
 * Node editing has stamping too

Sodipodi 0.27
=============
 * Transformation 'stamping'
 * Objects with either or both dimension zero show size correctly
 * Fully functional radial gradients
 * Patterns are displayed (no editing yet)
 * You can enter arbitrary unicode values in text context
 * Much faster text display
 * Rule scale and origin can be changed
 * Lots of bugfixes

Sodipodi 0.26
=============
 * Works now on locales using ',' as decimal separator
 * Writes DTD correctly, Sodipodi files are viewable with Adobe SVG plugin
 * Text is editable in place
 * Plain SVG saving mode
 * Recently opened files list
 * Fill rule can be changed
 * Lots of bugfixes