Fix command line parsing

Broken by 6bc4cad0eddd7a7cf593ca1471599e2d75727379, e.g.
  minetest --worldname world
would be parsed as
  minetest --worldname --worldname
Fix chat lines not word wrapped correct
Fix totally messed up 3d modes interlaced/topbottom/sidebyside
Fix multilined description in tooltips (fixes #1688)
Standardize tooltip row detection
Use round if falling node is misplaced

Fixes: http://i.imgur.com/arAWw1i.png (middle-right)
updatepo.sh: Find all files
Fix android build using hardcoded path for data instead of using the one fetched by android api on init.
Fix android missing version information
Simplify player modification checks
Only set player dirty flag if values change
Make players check inventory modification properly
Add optional framed glasslike drawtype
Add better documentation for alternate drop definition to lua_api.txt.
Clean up nodedef.cpp
Fix misc. style issues
Fix broken plantlike drawtype.
Bugfix: dont highlight (0,0,0) when theres no node pointed.
Fix special tile backspace culling
Add [colorize modifier
Fix object reference pushing functions when called from coroutines