Possible solution to nodes dying prematurely while run_instances is in progress. This fix will detect any terminated nodes and throw an error which in turns will signal the AppController and Tools.
Merge pull request #368 from AppScale/testing

Merging 1.6.8 into master
Merge pull request #417 from AppScale/testing

bumped version number to 1.6.9
Merge pull request #431 from AppScale/testing

Fixes broken build script for numpy/matplotlib
removed mysql
removed mysql from appscale
Removed DIST which is already set in build.
Moved install_functions so it's called after $APPSCALE_HOME is defined.
Fix so that a 2nd install attempt on the same VM will succeed
returning cached node info instead of calculating it on every request
added accessor for all_stats
Merge pull request #497 from shatterednirvana/caching-node-info

returning cached node info instead of calculating it on every request
fixed typo in template
Merge pull request #498 from shatterednirvana/typo-in-template

fixed typo in template
updated text on upload app page
Merge pull request #499 from shatterednirvana/updated-text

updated text on upload app page
Fix to ensure that if the user no files, they get an error message
removed font imports that weren't found in the dashboard
Merge remote-tracking branch 'brian/fix-app-upload-errors2'
Merge pull request #500 from briandrawert/fix-app-upload-errors2

Fix to ensure that if the user no files, they get an error message
Merge pull request #501 from shatterednirvana/removed-fonts-in-dashboard

removed font imports that weren't found in the dashboard