Fixing positions on story pane west.
Fixing IFTTT shared stories when sending two requests at the same time.
Max length for shared stories by ifttt.
Better handling of dupe shared stories.
Fixing single story mode issues.
Don't delete stories that have been shared, so that read stories in the DB never disappear.
Merge pull request #508 from dosiecki/master

Android: Bugfixes
Adding useful data to payment history.
Adding logic for chagning credit cards not immediately renewing.
Fixing cancel subscription text.
Expiring -> Renewing
Upping stripe to 1.12.2.
No req for psycopg.
Fixing URL from getsatisfaction.
Skip stories with a share count.
More graceful checks for shared stories when trimming.
Merge remote-tracking branch 'upstream/master'