Here's a new version
HiQt-0.1.6

Feedback appreciated...

New Features since 0.1.5:

Documentation browser
fixed Linux bug - so docs are now available
keyword searches no longer need to be exact matches
"copy" (Ctrl+C) text now works
Zoom in and zoom out
Name of current doc file is displayed in current doc bar

Main Window
improved tool button layout, menu options, and shortcuts
Templates
Able to create new project and main source file from template - handy for testing quick programs

Editor
Significantly sped up editor using a workaround to a Qt bug in QTextEdit (separate thread)
Better (more continuous) syntax highlighting
Multi-line indentation using [Tab] and un-indentation using [Shift+Tab]
Improved auto-indenting