Fix typos.

        * Site/Internal/How-To/pc-os-installation.html:
        * Site/Internal/index.html:

WebKit:

	No need to send update event when activating/deactivating. This was as old workaround for the plug-in drawing problems.

        * Plugins.subproj/WebBaseNetscapePluginView.m:
        (-[WebBaseNetscapePluginView windowBecameKey:]):
        (-[WebBaseNetscapePluginView windowResignedKey:]):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@2301 268f45cc-cd09-0410-ab3c-d52691b4dbfc