Merge pull request #20 from wikipathways/release-0-9-0

update ap:release with latest work and builds from wp:release
Merge pull request #21 from wikipathways/release-0-9-0

Release 0 9 0
adds loadingGif config variable
adds loadingGif config variable
adds loadingGif config variable
adds loadingGif config variable
updates www.wikipathways config varialbles
Update default.js
Update localhost.js
Update pointer-ucsf-edu.js
Update wikipathways-github-io.js
utilizes loadingGif config var
Merge pull request #153 from AlexanderPico/release-0-9-0

adds loadingGif config var