better links to search syntax docs. fixes #375
work on loglevel management

fixes #173, relates #201
avoid reload for log level change. #201
remove fine-grained log level control, styling

fixes #201
Fixing reported bug of streamrule modal not closing properly

Fixes #427
fix mongodb-based user creation

two bugs in one, don't SHA-256 the new password in the web interface anymore
use SHA-1 credential matcher in password authenticator in the server

fixes Graylog2/graylog2-web-interface#432
update travis to play 2.2.2-RC1

hopefully this already fixes the build errors :/
disable selenium tests on travis ci due to timing problems
remove sha-256 from change password request

fixes #432
fix broken pausing/resuming of message processing
creating of saved searches. #399
allow changing other people's passwords

check for permissions like in the associated server issue
require old password for admin's own password, but not for other accounts

fixes #406
allow removing LDAP-based users

repair confirm box when deleting users

fixes #348
add super-hipster opensearch descriptor + route

needs favicon and testing.
chrome refuses to load the descriptor in dev, might be because of localhost/IP

issue #439
saved searches almost complete. #399
fully working saved searches. #399
increase timeout value for searches

fixes #441
Merge git://github.com/Graylog2/graylog2-web-interface into develop