Extensible SDK improvements

Some fixes and enhancements centered around how the toolchain is incorporated in the eSDK, as well as a couple of tweaks for buildhistory that I found we needed during development.

Note: this is on top of my earlier as-yet unmerged eSDK progress patch.

The following changes since commit 7e4a33933d39f6406922231d64414637a5f52d66:

classes/populate_sdk_ext: show progress when preparing build system (2016-07-23 00:34:44 +1200)

are available in the git repository at:

git://git.openembedded.org/openembedded-core-contrib paule/extsdkfixes12-oe
http://cgit.openembedded.org/cgit.cgi/openembedded-core-contrib/log/?h=paule/extsdkfixes12-oe

Paul Eggleton (8):
classes/populate_sdk_ext: set default for SDK_INCLUDE_PKGDATA
meta-extsdk-toolchain: add meta-recipe to install toolchain into eSDK classes/populate_sdk_ext: allow including toolchain in eSDK on install
scripts: add oe-check-sstate script
classes/populate_sdk_ext: filter sstate within the extensible SDK classes/populate_sdk_ext: add gdb to full extensible SDK classes/buildhistory: add additional variables for eSDK classes/buildhistory: ensure eSDK sstate lists sorted secondarily by name

 meta/classes/buildhistory.bbclass               |   6 +-
 meta/classes/populate_sdk_ext.bbclass           |  92 +++++++++++++++++-
 meta/classes/sstate.bbclass                     |   3 +
 meta/lib/oe/copy_buildsystem.py                 |  27 +++++-
 meta/recipes-core/meta/meta-extsdk-toolchain.bb |  28 ++++++
 scripts/gen-lockedsig-cache                     |  16 +++-
 scripts/oe-check-sstate                         | 121 ++++++++++++++++++++++++
 7 files changed, 280 insertions(+), 13 deletions(-)
 create mode 100644 meta/recipes-core/meta/meta-extsdk-toolchain.bb
 create mode 100755 scripts/oe-check-sstate

2.5.5