fmbttizen-agent: first steps towards Xless input

- debug option added
- --no-x option added
- prototype mouse button events without X
- prototype generic keyboard input without X
fmbtuinput: Touch reads maxX and maxY of opened dev
doc: heuristic weight configuration example
Merging X support optional in Tizen agent
fmbtuinput: create() and open() return self
fmbttizen: take screenshot on weston
fmbttizen: using virtual keyboard and mouse if neeed
fmbtuinput: multitouch interface works
fmbtuinput: virtual mouse option for absolute coords
fmbtuinput in fmbt-python package + deb fix

fmbtandroid/tizen/vnc/x11 Debian packaging missing
fmbt-python package dependency fixed.
fmbtgti: support screenshot rotation
fmbttizen-agent: typing works without X
fmbttizen: typing without X supports US keyboards
fmbttizen-agent: improved taking weston screenshot
fmbttizen-agent: fix touchDown/touchUp without X
prototyping fmbtgti-based remote control
Merge
fmbtx11: fix screenshot on non-default display
screen2gti prototype continued

Added control and record modes and editor for
produced gti commands.
fmbttizen-agent: fix touch-move needed by swipe