Merge pull request #87 from AlexanderPico/master

removes all non-scaling attributes; shapes look and behave MUCH better without this effect
Merge pull request #88 from AlexanderPico/master

fixes wikipathways/pathvisiojs#55
Merge pull request #89 from AlexanderPico/master

shifts icon-remove span up in code to properly engage floats
Update pathway-rendering-tests.js
Merge pull request #10 from wikipathways/master

update ap:master with latest work and builds from wp:master