[BUG] ensure app temp dir exists before loading sources

[BUG] only set selection clipboard on OS that supports it
[ENH] display absolute path to program in about dialog
[ENH] theme/icon support, add missing icons, move off django icons
[EHN] Rewrite file parsers to move read/write logic out of init
[MNT] rm deprecated -dark flag
[MNT] better defaults for diff and text editor on Windows
[DOC] clarify install instructions

Signed-off-by: mds-dwa <[email protected]>

[MNT] version up to 0.14.0

[MNT] add docstrings, cleanup whitespace and formatting, rm unused code
[MNT] previously deprecated setDirtyTab removed
[ENH] python3 compatibility for setup.py
[BUG] ensure app tmp dir exists if manually removed while open
[BUG] set file dialog starting directory to cwd on launch
[BUG] Save As shouldn't append a dot with no extension
[BUG] disable Open button in include panel when nothing selected

[BUG] alternative escape fix for pull/25

[MNT] remove duplicate import
[MNT] version up to 0.13.0

Signed-off-by: mds-dwa <[email protected]>

version up to 0.12.2

[BUG] support PyQt5 removal of QUrl query delimiter methods

[MNT] version up to 0.12.1

Merge pull request dreamworksanimation#23 from dreamworksanimation/dev

Release version 0.12.0

Merge pull request dreamworksanimation#22 from dreamworksanimation/dev

Version 0.11.0 release candidate

Merge pull request dreamworksanimation#18 from dreamworksanimation/dev

Release version 0.10.0

Merge pull request dreamworksanimation#15 from dreamworksanimation/dev

Release version 0.9.0

Merge pull request dreamworksanimation#14 from dreamworksanimation/dev

Release version 0.8.0