Enable forms
Update experiment.py

A line got dropped out at some point.
Update experiment.py

Removed _ and added ! and Â as not allowed characters
Update experiment.py

Need a u before the 'Â' as it is a non-ASCII character.
Update experiment.py

A^ is non-ASCII and causing errors on travis.  Will try without.
Clear default upgrades post release.
Merge pull request #510 from ENCODE-DCC/forms

Enable forms
Merge pull request #509 from ENCODE-DCC/2468-possible_control_audit_fix

Update experiment.py
Merge pull request #507 from ENCODE-DCC/2470_characters

Update experiment.py
Correct display when no files for experiment

Was displaying platform line even if no files.
Merge remote-tracking branch 'origin/master' into 2469-platform-move