Log the number of Pusher instances to the timeline
Always send all session details with stats

Conflicts:
	spec/javascripts/unit/timeline/timeline_spec.js
	src/timeline/timeline.js
Filter undefined parameter in timeline senders
remove global variable
Fix the Flash check sometimes failing on Firefox
Separate encrypted/non-encrypted transport caches
Bump version to 2.0.10
Update the changelog for version 2.0.10
Merge branch 'r2.0.10' into 2.0