Fix delete button

Remove old window scaling

Create a new path straight line tools when paths are deselected

Merge branch 'master' of github.com:johanmattssonm/birdfont

Merge branch '2.x' of github.com:johanmattssonm/birdfont into 2.x
Version 2.16.12

Merge ../birdfont-2.x

Fix symmetrical handles

Rotate SVG paths

Merge branch '2.x' of github.com:johanmattssonm/birdfont into 2.x

Paste color SVG files

Merge ../birdfont-2.x

Fix symmetrical handles

Create path for new points when SVG objects are selected

Merge branch '2.x' of github.com:johanmattssonm/birdfont into 2.x

Merge branch '2.x' of github.com:johanmattssonm/birdfont into 2.x

Merge ../birdfont-2.x

Lock handle to 45 degree steps in Beziér tool

Merge ../birdfont-2.x

Tie axis coordinates to 0, 45, 90 ... degrees

Merge branch 'master' of github.com:johanmattssonm/birdfont

Use libsvgbird for drawing in libbirdfont

Move the SVG parser and the SVG rendering code to libsvgbird

Rename FastPath to PathObject

Use other types of graphical objects

The previous version uses only simple paths this commit makes it possible to
add other objects like circles, rectangles and text. The refactoring
is the first part of the full SVG implementation.

Merge branch 'master' of github.com:johanmattssonm/birdfont