Clean up debug messages

bug 7626174

Change-Id: I65cdcaf2c48a78468b6cef0b8591289435068b24
Doc change: cleanup filtering sidebars and api level table. Changes links pointing to billing and other play docs that have moved.

Change-Id: I5528e82a6f97eb25f2ec2db5dfe1e178d9580f3c

Conflicts:
	docs/html/training/articles/security-tips.jd
Revert "docs: gms javadocs"

This reverts commit 830b23b76676542cbcb5ef3c60c869460d4c5466

Change-Id: I75a9d4f6aa424ed4439b4415d575716a40b75343
docs: gms fixes

Change-Id: I197678e85ea2d11f35ccecdd7abc9564035acad4
docs: gms and gcm javadocs

Change-Id: I93fe06983e42cb21d05d020e84cafe31792a9c8e
Only show camera widget to setup users.

And remove misspelled and unused field in KeyguardHostView.

Bug:7645811
Change-Id: I3d6ceae8d25d0af7b504b4c22782611d25462a62
docs: revise doc titles

Change-Id: I7a11aabd90df758a5118730fe2d1b6c4f4e6ecfd