Don't set location of sketch if not specified; PApplet will figure it out.
Prettify
Redundancy
Merge pull request #99 from kazimuth/fixloc

Don't set location of sketch if not specified; PApplet will figure it out
Mess with 'open' builtin so that it finds files in 'data'
Clean
Merge pull request #101 from kazimuth/fudgeopen

Mess with 'open' builtin so that it finds files in 'data' folder
Make open() temp-directory insensitive
Merge pull request #102 from kazimuth/fudgeopen2

Make open() temp-directory insensitive