mach: handle empty otool output.
pebble-sdk 2.8.1

Bump pebble-sdk to version 2.8.1.

Also updated pyserial requirement to the latest compatible version, 2.7.

Closes #34887.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
pebble-sdk: update 2.8.1 bottle.
mach: improve otool failure handling.
pyenv 20141211

Upgrade pyenv to v20141211

Closes #34889.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
sqlite 3.8.7.4

release log (from https://www.sqlite.org/releaselog/3_8_7_4.html):
- Bug fix: Add in a mutex that was omitted from the previous release.

Closes #34890.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
sqlite: update 3.8.7.4 bottle.
Python docs: use prepend_create_path

prepend_path doesn't do anything if path doesn't already exist, so use
prepend_create_path.
shiboken: recommend opt paths in build helpers

Shiboken asks other packages to use Cellar paths to Python's include
path. Make sure it uses the opt path instead.

Closes #34893, resolves #34783.
shiboken: update 1.2.2 bottle.
python 2.7.9

Closes #34869.

Signed-off-by: Tim D. Smith <git@tim-smith.us>
python: update 2.7.9 bottle.
zlib & sqlite3: pkgconfig support

native pkg-config support for zlib and sqlite to elimate the need
to pass flags to configure or make stages in formulae.

Closes #34765.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
RabbitMQ 3.4.2

Closes #34895.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
rabbitmq: update 3.4.2 bottle.
davix 0.4.0-1

Closes #34894.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
davix: update 0.4.0-1 bottle.
nexus 2.11.0-02

nexus: Update to 2.11.0-02

Closes #34900.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
Correct external command docs
flac: blacklist clang older than build 503

Fixes #34725.