Merge pull request #1750 from shefik/1.4

Correcting error - ContextErrorException: Notice: Undefined variable: kernel
toname fix if not set for mailer API.
add memory usage note to install docs. closes #1583
document js script naming standard. closes #1044
Fixing bootstrap-tooltip problems with prototype
add logging option to Mailer. closes #726
Merge pull request #1756 from craigh/MailLogger

add logging option to Mailer. closes #726
add route Zikula_View plugin. refs #1552
Merge pull request #1763 from craigh/routePlugin

add route Zikula_View plugin. refs #1552
prototype->jQuery: user search in ZikulaUsersModule;Admin;View, refs #1214.
Merge pull request #1766 from phaidon/jquery-admin-user-search

prototype->jQuery: user search in users module, refs #1214
jquery for formtabbedpanelset, refs #1214
Merge pull request #1767 from phaidon/formtabbedpanelset

jquery for formtabbedpanelset, refs #1214
Merge pull request #1768 from jguille2/1.4_tooltips-proto

[1.4]Fixing bootstrap-tooltip problems with prototype (2n attempt)
Consider potentially non-existing modvar
Merge pull request #1772 from Guite/1.4

Consider potentially non-existing modvar
added a permission check to the theme changing logic. closes #1010
Fixed typo
Merge pull request #1776 from rojblake/theme_change_perm

Theme change perm