Fix font selection in texmanager
Do snapping in draw_path_collection
Merge pull request #2257 from mdboom/line_collection_offset

Offset between plot and LineCollection
Performance improvements to WebAgg backend
Merge pull request #2260 from mdboom/texmanager-font-family-fix

texmanager font family fix
Fix #1547
Merge pull request #1547 from mdboom/qt4editor-formlayout-float-bug

qt4_editor/formlayout.py TypeError: float() argument must be a string or a number
Bump to version 1.3.0
Address @pelson's comments in the PR.
Merge pull request #2261 from mdboom/webagg-improvements

WebAgg performance improvements
Fix bug reading favicon as a utf-8 encoded file.
Make logo_sidebar_horiz.png less wide
Mention six in the what's new and INSTALL docs
Merge pull request #2267 from mdboom/mention-six-in-install

Mention `six` in what's new and install docs
Merge pull request #2265 from mdboom/webagg-python3-encoding-issues

WebAgg favicon serving error in Python 3
If pygobject is installed, but not the gobject introspection bindings for gtk, it throws a RuntimeError, not an ImportError, and we need to catch that.
Merge pull request #1939 from mdboom/gtk-test-without-x11

GTK error, failed building on command line
Do all color conversion in one place, reuse MPL methods
Test for QString, not QObject
Default to black if entered color is invalid