Fixes #4791 #4556 - command description issues

- missing command descriptions from api docs
- exception on empty command description
Merge pull request #96 from tstrachota/command_desc

Fixes #4791 #4556 - command description issues
Refs #3598 - bumped apipie-bindings version requirement

apipie-bindings < 0.0.6 didn't support setting timeouts
Fixes #4792 - Load configuration form /etc/hammer
Merge pull request #97 from mbacovsky/4792_configs_in_hammer

Fixes #4792 - Load configuration form /etc/hammer
Fixes #4835 - run with log level 'debug' in verbose
Merge pull request #98 from tstrachota/headers

Refs #3598 - bumped apipie-bindings version requirement
Merge pull request #99 from mbacovsky/4835_more_verbose

Fixes #4835 - run with log level 'debug' in verbose
Fixes #4861 -  Added option for debugging output
Refs #4849 - Hammer fails silently when no cache is generated
Merge pull request #100 from mbacovsky/4849-module_load_errors

4849 module load errors
Merge pull request #101 from mbacovsky/4861_very_verbose

Fixes #4861 -  Added option for debugging output
Bump to 0.1.0
fix typos and wordings
Fixes #4916 - skip missing translation domains
Merge pull request #103 from tstrachota/missing_domains

Fixes #4916 - skip missing translation domains
Fixes #5025 - Add support for boolean fields
Merge pull request #104 from iNecas/master

Fixes #5025 - Add support for boolean fields
Merge pull request #102 from mmoll/docfixes

fix typos and wordings
Updated documentation