Revert "ISSUE 6849488 Bluedroid stack, remove system/bluetooth."

This reverts commit b620dc60b17a5abaf88e05c1872367bf5e9c416f.
am 382381b6: am 3ac1d26a: Switch app_* and isolated to _app and _isolated in seapp_contexts.

* commit '382381b6d108a961967c106a82d4da7f6d5760db':
  Switch app_* and isolated to _app and _isolated in seapp_contexts.
am 44374bc5: am 659aaced: Remove HAVE_SELINUX guard

* commit '44374bc5edc0ed46d402d1f0353fd9ff1e2ee0ac':
  Remove HAVE_SELINUX guard
am b83bb3f0: Revert "ISSUE 6849488 Bluedroid stack, remove system/bluetooth."

* commit 'b83bb3f05d6fe76ec5dbdd3e669b81ca9563459e':
  Revert "ISSUE 6849488 Bluedroid stack, remove system/bluetooth."
am ced365aa: am 01a58af1: Add a checkfc utility to check file_contexts validity and invoke it.

* commit 'ced365aa645d35f022f413f53731af61ada812fd':
  Add a checkfc utility to check file_contexts validity and invoke it.
am ca895fbc: am 91c12e3c: Merge "file class macro cleanup"

* commit 'ca895fbc0b6bf4070c2c275945cbdfae22150590':
  file class macro cleanup
am 84b7472d: am 6766cc9e: Merge "allow apps access to the keystore, dhcp/pptp fixes, wifi fixes and isolated_app access"

* commit '84b7472db097580a68899470b20f5770de9eaf4e':
  allow apps access to the keystore, dhcp/pptp fixes, wifi fixes and isolated_app access
am 8f4600c0: am 5dbfdc0b: Add double free protection to checkseapp.

* commit '8f4600c0f84584ebbf23f17821b4461e71550f05':
  Add double free protection to checkseapp.
am 6b964fa1: am d8b122c7: Use file target as dependency.

* commit '6b964fa1f265c1c0d6f236efbf3c471b76fdf05c':
  Use file target as dependency.
am a2517b20: resolved conflicts for merge of 47cd396b to jb-mr1-dev-plus-aosp

* commit 'a2517b20cb340a6dd19c846b21f34ed0244b65d6':
  Add better per-device sepolicy support.
am 83dde220: am f6647eb9: Change 0 to NULL Byte

* commit '83dde22099e69b7751d112b061ca22e24cac639c':
  Change 0 to NULL Byte
am eefaa83d: am cdfb06f5: Moved Android policy tools to tools directory

* commit 'eefaa83d4c8437b216718115f6d4d407b2e9d0d8':
  Moved Android policy tools to tools directory
am 8c87a18d: am df822f41: Merge "Add SELinux policy for asec containers."

* commit '8c87a18d39db0104d97d72ed51e4654c9d29fd4b':
  Add SELinux policy for asec containers.
am eab23895: Merge "Revert "Include su.te only for userdebug/eng builds."" into jb-mr1-dev-plus-aosp

* commit 'eab23895cd13ccb2a552dd9713bd1e88cf41e522':
  Revert "Include su.te only for userdebug/eng builds."
am 61c80d5e: Update policy for Android 4.2 / latest master.

* commit '61c80d5ec8632cadcf754eed0986b23284217c06':
  Update policy for Android 4.2 / latest master.
am c34a2527: Allow shell to connect to property service

* commit 'c34a2527837daeeef51cde0fe77582d51a3bc744':
  Allow shell to connect to property service
am fdaa7869: Merge "README for configuration of selinux policy"

* commit 'fdaa7869a5541b55413f59845dc5f7c56bab0614':
  README for configuration of selinux policy
am e8848726: Add policy for run-as program.

* commit 'e8848726553e3abee6033200c98a657c9ca7cdb8':
  Add policy for run-as program.
am 92b9aa0e: add file_contexts entries for root filesystem

* commit '92b9aa0eeff49e5bc3dc6297f3d35ec41d6ab73d':
  add file_contexts entries for root filesystem
am 58b0fb6d: Fix invalid specification for adb_keys.

* commit '58b0fb6ddee7257a6a27f31ba97d47fa23efac15':
  Fix invalid specification for adb_keys.