Merge pull request #11 from AppScale/testing

master merge
Fixing nginx config writing for static files
not removing last char off of secret, since that makes it into an incorrect value and thus unusable
zig zag queries
Changing system environment variable
Merge pull request #703 from jovanchohan/sys_env_var

Changing system environment variable for Java apps
Merge pull request #704 from jovanchohan/nginx_parsing_fix

Fixing nginx config writing for static files
fixed typo in name of appcontroller state file
Merge pull request #705 from shatterednirvana/properly-cleanup-local-ac-state

fixed typo in name of appcontroller state file
Merge pull request #702 from nlake44/zigzag2

zig zag queries
added method for tools to call to get port info about apps
added new SOAP method that allows appscale-relocate-app to migrate apps over to different ports
writing special nginx config if trying to relocate appdashboard
adding instance info about apichecker and appdashboard to app_info_map
clarified todo
converting http/s port from string to integer
checking only on AppController side to see if ports are in use before relocating app
removing nginx configuration files for apps when we take down appscale
using existing nginx and haproxy ports if we've already allocated them for uploaded apps
Merge remote-tracking branch 'org/testing' into change-port-for-apps