v0.20

new features:

• support for 5HT neurons (Hajos et al 2007)
• new buttons with links to manual and code
• remember parent directory of last directory visited when running the wizard more than once

changes:

• provide *RndUp (measures based on recording duration rounded up to 10 seconds) values in short_summary.txt files
• add "DA" or "5HT" in the filename of output files