$BaseApiUrl uses https instead of http
Merging activities with regarding user ids works
Include Prefix in RenameColumn Method

Fixes the error: `table does not exist` due to the prefix being missing from the SQL command.

The call to reproduce this error is: `RenameColumn('OldColumnName', 'NewColumnName');`
use file_get_contents instead of include

- fix potential file inclusion risc
- file_get_contents is much better suited for reading a file into a
string, anyway
Merge pull request #2077 from bleistivt/Patch-GetContents

use file_get_contents instead of include
Merge pull request #1722 from ade1225/patch-1

Fix Twitter $BaseApiUrl to use SSL
Merge pull request #1777 from hgtonight/patch-3

Fixes merging activities with RegardingUserIDs.
Merge pull request #1787 from shadowdare/patch-8

Include table prefix in RenameColumn method.
Revert "Merging activities with regarding user ids works"

This reverts commit 379793282593f73d75eab40185aaf5f196101716.
Merge branch 'master' of github.com:vanilla/vanilla into stage