Fixes #9947 - restrict user taxonomies if none is set

(cherry picked from commit abe910f2a46f4ecc1f349263d0b4751ed46ff200)

Fixes #7615 - filter ignore current context

(cherry picked from commit 76fca93b0093e9b4174d1a888ffca9f3fcb886c9)

refs #4521 - extract string, fix capitalisation

(cherry picked from commit a31c0e15d200e438939b37b2fc393841084f9801)

refs #4521 - Openstack Compute Resource: Boot from Volume on new Host

(cherry picked from commit 3f56eab265fdec913f988a119d78771d345c5428)

Fixes #9362 - Corrected CoreOS mediapath

(cherry picked from commit 9f858eb43200809f931321821880f1ae9ca9db54)

Fixes #8812 - Pass model type so search_for is called on Host

At least on version 1.6.1, the absence of this second parameter leads to a
runtime crash when it's time to validate if the current user (non-admin) is
allowed to perform a power operation on given a host via the APIv2....

Fixes #10002 - Add attribute ancestry to taxonomies API v2

(cherry picked from commit 1f47202ce4e70fd036437f1d81646b6b811bf02d)

fixes #9778 - return r/w host when finding and associating to CRs

(cherry picked from commit cd4c4ad907fdadae66576f64831204711748bef3)

Fixes #9921 - specify requirements on apidoc params for NICs

(cherry picked from commit e404a0fa999b995fea3b7222611fa852b26fb6f8)

Fixes #9926 - do not always set LDAP encryption method

(cherry picked from commit 5d5e0bb601ad75a514168a263a6a360c496cb2af)