* typings update to catch up with current version of react-virtualized
* fixed lint errors
* fixed ts version
* fixed void return type of defaultProps functions
* changed interface to type for better consistency
* fixed signature of onChildScroll params in WindowScroller
* Auto stash before merge of "enable-strict-mode" and "master"
* removed unimportant line from test file
* replaced strict with explicit options
* updated TS version
* ts version set to 2.7
* back to ts 2.6
* changed autogenerated relative import to global import
* typings update to catch up with current version of react-virtualized
* fixed lint errors
* fixed ts version
* fixed void return type of defaultProps functions
* changed interface to type for better consistency
replaced single declaration file with multiple files to represent the module structure of react-virtualized.
This makes the future maintanance easier, because changes in the lib can be easier mirrored in the corresponding declaration file.
This typings update should be the last with large breaking changes
