Added support for double datatype in schema builder.
use JsonSerializable
changes and tests
Make Paginator decorate Collection methods
Remove unused  variable in test
Allow Collection::sortBy and sortByDesc to accept a string
Fix incorrect comment
Small comment typo fix in Illuminate\Routing\Router
Make encryption optional on Iron.io.
Update change log.
Update change log.
Merge branch '4.1'
getString method on SSH.

Added 'getString' method to the SSH class to allow fetching remote file
into a string.
Merge branch '4.1'
strtolower -> camel_case
Tweak method name.
Merge branch '4.1'
Return results from function.
Merge branch '4.1'
Remove some unused variables in functions.