* Implement changes to `RedrawRequested` event
Implements the changes described in #1041 for the X11 platform and for
platform-independent public-facing code.
* Fix `request_redraw` example
* Fix examples in lib docs
* Only issue `RedrawRequested` on final `Expose` event
* X11: Sync key press/release with window focus
* When a window loses focus, key release events are issued for all pressed keys
* When a window gains focus, key press events are issued for all pressed keys
* Adds `is_synthetic` field to `WindowEvent` variant `KeyboardInput`
to indicate that these events are synthetic.
* Adds `is_synthetic: false` to `WindowEvent::KeyboardInput` events issued
on all other platforms
* Clarify code with comments
* Add touch pressure information for touch events on Windows
* Modified CHANGELOG.md and FEATURES.md to reflect changes
* Updated documentation of struct Touch to reflect changes
* Replaced mem::uninitalized() with mem::MaybeUninit
Fixed warnings in platform_impl/windows/dpi.rs
* iOS os version checking
* iOS, fix some incorrect msg_send return types
* address nits, and fix OS version check for unsupported os versions
* source for 60fps guarantee
* Format everything and add rustfmt to travis
* Remove extern crate winit from examples and add force_multiline_blocks
* Format the code properly
* Fix inconsistent period in PULL_REQUEST_TEMPLATE.md
* Only run rustfmt on nightly
* Travis fixings
* Rename EventsLoop and associated types to EventLoop
* Rename WindowEvent::Refresh to WindowEvent::Redraw
* Remove second thread from win32 backend
* Update run_forever to hijack thread
* Replace windows Mutex with parking_lot Mutex
* Implement new ControlFlow and associated events
* Add StartCause::Init support, timer example
* Add ability to send custom user events
* Fully invert windows control flow so win32 calls into winit's callback
* Add request_redraw
* Rename platform to platform_impl
* Rename os to platform, add Ext trait postfixes
* Add platform::desktop module with EventLoopExt::run_return
* Re-organize into module structure
* Improve documentation
* Small changes to examples
* Improve docs for run and run_return
* Change instances of "events_loop" to "event_loop"
* Rename MonitorId to MonitorHandle
* Add CHANGELOG entry
* Improve WaitUntil timer precision
* When SendEvent is called during event closure, buffer events
* Fix resize lag when waiting in some situations
* Update send test and errors that broke some examples/APIs
* Improve clarity/fix typos in docs
* Fix unreachable panic after setting ControlFlow to Poll during some RedrawRequested events.
* Fix crash when running in release mode
* Remove crossbeam dependency and make drop events work again
* Remove serde implementations from ControlFlow
* Fix 1.24.1 build
* Fix freeze when setting decorations
* Replace &EventLoop in callback with &EventLoopWindowTarget
* Document and implement Debug for EventLoopWindowTarget
* Fix some deadlocks that could occur when changing window state
* Fix thread executor not executing closure when called from non-loop thread
* Fix buffered events not getting dispatched
* Fix crash with runner refcell not getting dropped
* Address review feedback
* Fix CHANGELOG typo
* Catch panics in user callback
