Merge pull request #913 from allegro/release/2.0.0-rc8

Release/2.0.0 rc8
3par - in progress
fix unicode encoding problem
Merge pull request #914 from andrzej-jankowski/fix_ssh_xen
Merge branch 'develop' into 3par
api pricing: get ip info
disk shares saving - fixes
shares mounted on VMs are now displayed with [Virtual Mount] prefix
Merge branch 'shares_detection_fix' into 3par
Merge pull request #915 from andrzej-jankowski/shares_detection_fix

Scan - shares detection
User should be forced to specify custom value for model_type when
there's only 'unknown' value for this field in db or scan results.

Empty values should be displayed as 'None' instead of an empty string.

Fixed comparison of lists in diff_results.
shares mount postprocess plugin done - temporary it does not save data (only log)
Merge pull request #916 from xor-xor/fix_1735

Fixes related to 'unknown' model_type and empty values in scan results form.
Merge remote-tracking branch 'allegro/v2.0.0-rc8' into 3par
pep8
Merge pull request #919 from andrzej-jankowski/3par

Scan postprocess - mount_shares plugin
added new bound permissions per module
Disk shares in admin are now loading faster (lookup fields instead of
dropdown lists).
Merge pull request #920 from xliiv/bound-perms

Bound-perms
renamed *has_asset_access* to *has_assets_access*