neo4j 2.0.2

Upgrade to Neo4j 2.0.2

Closes #28416.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
logstalgia 1.0.5

Closes #28194.

Signed-off-by: Adam Vandenberg <flangy@gmail.com>
notmuch: require Homebrew emacs if emacs is requested

Closes #24802.
mit-scheme: non-optional X11 dep

Enabling this until someone can figure out how to disable X, if that's
even possible.

Fixes #28224.
Fixes #28411.
libopkele: add option for building docs

Closes #24790.
Remove dead constant
Document some unanswered questions in the Xcode module
aldo: fix use of iterator
aldo: add 0.7.7 bottle.