Revert "add update api script and feature fiel"

This reverts commit f584eb19e24ccb9f8f5fdd6513964b30a759992c.
Revert "refactor device registration and checkin."

This reverts commit 8983cbb9f780000553dbf0b2dd006c38e1f5eb8d.
Revert "fix get version in info classes and add cache and superuser permissions to manifest"

This reverts commit 1966e6017429bc13f7182d85e17f8157c0dbb02f.
Revert "add warning about missing feature file"

This reverts commit 4c305a2b5757d9b66bad18b3f7035368c03ce113.
Revert "cache play services check"

This reverts commit 5ae047d215222d3762f0ea629a5c9903a0c3d0b4.