Merge pull request #49 from AlexanderPico/gh-pages

annotation panel, second opening fix
working toward using only the source and target as non-walkable regions in path-finder
Merge pull request #25 from wikipathways/gh-pages

updating from main
removed "annotated" classes and added has-xref class
Merge pull request #50 from khanspers/gh-pages

Added has-xref class to css, removed "annotated" classes for data node, metabolite and interaction
continue making progress toward using only the source and target as non-walkable regions in path-finder
Merge pull request #52 from AlexanderPico/gh-pages

add search pathway via annotation panel
refactored Interaction to show source and target data
try searching this for '@type':'Activity' to see how it uses a named graph to mix interaction and datanode
I appear to be getting the edges Ok now
elbows are not rendering correctly, but they are rendering. straight lines are also rendering
elbows now working
curves also work. cleaned up console logs that were added for testing
elbows working now. had to refactor accidentally defined global variables
test for relX and relY existence was faulty, because a value of 0 was interpreted as false
groups working again
markers starting to work
Merge branch 'gh-pages' of https://github.com/wikipathways/pathvisiojs into gh-pages
broke out Interaction code into separate file
updated interaction @type