remove expire index on token.expire

BAC-5 #time 20min
Merge pull request #17 from blurrcat/BAC-5-token-expire

remove expire index on token.expire
Merge commit '9375832c8c2c6da4c7f4e30cc27e0acb10a765cc' into pullrequests/more-api-endpoints
Merge pull request #16 from wangsha/pullrequests/more-api-endpoints

added 'devicy_sync' and 'sync_status' to api endpoints
make logging configurable from config file

This allows logging configuation at deployment time
Merge pull request #18 from blurrcat/logging

make logging configurable from config file
tune log configs

use string for log levels
Merge pull request #19 from blurrcat/logging

tune log configs
ui update
Merge commit '4d7197b0dd07ce4bfe3f8a415c48bdeeb123c0f5' into pullrequests/more-api-endpoints
BAC-15 Done
BAC-14
BAC-13 Done
update build scripts, grunt is not working. usemin break angular injection