General / File handling

bug fixes:

improvements and new features:

Viewing and navigating

The "3d-pointer" is renamed to "tripod", and the "2d-pointer" to "picker".

bug fixes:

improvements and new features:

Drawing lines and curves, Creating primitives

bug fixes:

Selecting

bug fixes:

improvements and new features:

Transforming

bug fixes:

improvements and new features:

Color picker

bug fixes:

Textures

bug fixes:

Organizing, multiplying and arraying objects

bug fixes:

Preferences

improvements and new features:

- the preferences now can be accessed via a "rim" like the scene explorer
- individual line size settings for tripod, picker, ...
- option to hide the Android status bar
- values can now be typed by tapping the figures

...and several other small fixes and improvements