core: ported setup-app to pyramid command. - backward compat is working too for paster setup-app

pyramid-utils: add helper to fetch application config. - does 'here' interpolation properly

core: ported upgrade-db cli command to pyramid.

events: expose refs data in commits event serialization data.

vcs: commits, expose refs function to fetch commit refereces such as tags, bookmarks, etc.

slack: expose the FULL message instead of title. Because slack uses it's own trim, we should avoid sending trimmed data and let users see the whole set.

events: fixed routing problems with new bootstrap_request logic.

issue-trackers: enforce a http or / patterns to avoid JS injections.

admin: ported settings controller to pyramid. - NavList dropped pyramid flag as it's pure pyramid now

pyramid: turn on inclusion of app defaults. This will be required after last controllers are ported.