Changed the dropdown menu mechanism.
added clustering functionality
Fixed a issue with log parsing. Moved the cluster ID to last dimension.
Fixed issue 5
Implemented a simple version of decision tree based rule generation
Merge remote-tracking branch 'origin/master'
updated the url paths and fixed minor bugs
Brushing is reset when an axis is flipped
refactored code and fixed style issues
Issue 12 fixed
Merge branch 'master' of https://github.com/Vivarana/FYP
Improved the rule generating system.
Merge remote-tracking branch 'origin/master'

Conflicts:
	vivarana/constants.py
fixed url bug
Added column selection for rule generation
i don't know what the problem whole lot of files were modified
i don't know what the problem whole lot of files were modified
line ending errors
merged newst commit
fixed issues 8 and 13, fixed minor style bugs and added loader to clustering