Merge pull request #63 from kkasunperera/master

change index page context
trace path
Merge branch 'master' of https://github.com/gihantharanga/visualizer.git
path traced
trace completed
note added
Merge pull request #64 from gihantharanga/master

trace path
tracepath.js file added
Merge branch 'master' of
https://github.com/Karsha-Project-LSF/visualizer.git

Conflicts:
	src/main/webapp/js/tracepaths.js
some errors removed Temporal pattern works fine.
path mouseover works
labeling in mouse over
arrow head to specific edge
link mouseover specific edge
sustained path picking is added.
Merge branch 'master' of https://github.com/Karsha-Project-LSF/visualizer.git
Merge pull request #65 from gihantharanga/master

edge can be picked
added graph data showing part
modified analysis
updated file