KAZOO-435: update specs/tickies
KAZOO-435: formatting
KAZOO-435: encode headers properly
KAZOO-435: update specs/tickies/formatting
KAZOO-435: more specs/formatting
KAZOO-435: update module header
KAZOO-435: start to harmonize the fax doc format
KAZOO-435: move shared functionality into util module
KAZOO-435: update the spec
Merge branch 'KAZOO-435' into KAZOO-434