core: prevent sites dispatcher from crashing when redirect page dispatch rule is missing.
lager: switch to version 1.2.2
core: add lager parse transform to rebar.config. Start compiler and syntax_tools for rebar. Allow cleanup of subdirectories in priv/log/
core: added z_render:update_iframe/3. Used to render a template and place it into an iframe.
core: Let the module indexer scan files in the background.
Merge branch 'master' of https://github.com/zotonic/zotonic
core: Changed various uses of erlang:now
core: Removed tempfile and temppath from z_utils. They are implemented in z_tempfile from z_stdlib.
doc: add google analytics code.
mod_base: don't handle onsubmit validations for 'nosubmit' input elements.
core: allow anonymous access to the page_url_abs property.
core: added z:ld(modulename), z:restart(sitename) and z:flush(sitename)
mod_export: added generic export controller and notifications. (docs will be added)
mod_base: Add {maxage} option to controller_template

Enabling client-side caching of dynamic pages.
mod_base: z_set_validator_postback no longer throws an error when re-binding a validator postback to an element which had already one.
doc: Add note about new (undocumented) mod_export module to NEWS file
i18n: Remove .pot files from the repository

They are generated by mod_translation, so can easily be re-created.
mod_base: Revert commit 020fc6eb733435c0c586dff6a37dd154a306db30

The validator is attached to the "jquery data" of the element, which
is be destroyed when the element is removed from the DOM tree. And the
validations are only added when the form is added.
i18n: mod_mailinglist updates
i18n: more mod_mailinglist updates