* master: (62 commits)
1.4.3
Disable ia32 linux releases (#2164)
Fixed writing composed characters (#2158)
Doc: Add yarn install to contribute instructions (#2117)
Change "Close Session" shortcut on Linux/Windows (#2160)
Notice for plugins (#2114)
Updated dependencies to the latest version (#2146)
1.4.2
Reverted class names to as they were before (#2139)
1.4.1
AppVeyor environment variables are now on the platform (#2137)
Brought back the icon for closing tabs (#2136)
Brought back keymap documentation to the website (#2133)
1.4.0
Don't build on master, except for releases (#2132)
Ensured that `async-retry` is added to the bundle (#2131)
Ensure correct update channel is displayed in About window (#2130)
Retry loading it if config doesn't exist in auto updater (#2129)
Write contents of default config to hyper.js (#2128)
Use a string for setting the update channel (#2127)
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