Convert lib server methods to JS

packages/rocketchat-lib/package.js

...ages/rocketchat-lib/server/methods/addOAuthService.coffee

packages/rocketchat-lib/server/methods/addOAuthService.js

packages/rocketchat-lib/server/methods/addUserToRoom.coffee

packages/rocketchat-lib/server/methods/addUserToRoom.js

packages/rocketchat-lib/server/methods/archiveRoom.coffee

packages/rocketchat-lib/server/methods/archiveRoom.js

...chat-lib/server/methods/checkRegistrationSecretURL.coffee

...cketchat-lib/server/methods/checkRegistrationSecretURL.js

packages/rocketchat-lib/server/methods/createChannel.coffee

packages/rocketchat-lib/server/methods/createChannel.js

...s/rocketchat-lib/server/methods/createPrivateGroup.coffee

packages/rocketchat-lib/server/methods/createPrivateGroup.js

packages/rocketchat-lib/server/methods/insertOrUpdateUser.js

.../rocketchat-lib/server/methods/joinDefaultChannels.coffee

...ages/rocketchat-lib/server/methods/joinDefaultChannels.js

packages/rocketchat-lib/server/methods/joinRoom.coffee

packages/rocketchat-lib/server/methods/joinRoom.js

packages/rocketchat-lib/server/methods/leaveRoom.coffee

packages/rocketchat-lib/server/methods/leaveRoom.js