Merge pull request #305 from AndlyticsProject/dev

Dev-->Master - Release 2.4.0
Merge pull request #307 from AndlyticsProject/dev

updated header image
fixed typo
Merge branch 'dev'
Merge branch 'dev'
support "business acounts"
strategy: fetch all of the accessable dev accounts one after another
Merge pull request #345 from Goddchen/master

support "business accounts" (multiple dev accounts accessable from your console)