set rabbitmq's heartbeat to 0

Using the 0.9.0.pre4 version of bunny.
The heart_beat setting in RabbitMQ's config file 
should set to 0, too.
Merge pull request #170 from ke4/set_rabbitmq_heartbeat_to_0

set rabbitmq's heartbeat to 0
Comment debugger
Removing model directories
Clean generated doc
Remove specs
Removed unushed page_shared
Remove migration files
Bump to Version 2.0.0
Merge pull request #171 from maxigit/48499779_remove_lab/model_from_api

48499779 remove lab/model from api
[fix #48723465] Added comparison filter
Removing unused files
[fix #48723465] ComparisonFilter can join to other filters
[fix #48723465] more comparison operator related tests
[fix #48723465] Removed unneeded 'model' parameter
Merge pull request #172 from ke4/48723465_add_comparison_filter_to_search

48723465 add comparison filter to search
[fix #48723465] Removed unneeded code
Merge pull request #173 from ke4/48723465_add_comparison_filter_to_search

[fix #48723465] Removed unneeded code
Clean filters
Refactor create search to remove link with models