Include all 99 bookcodes in USFM spec in the grammar
Make texts within \qa and \qac as normal texts not versetexts, as noticed here #197
Allow \ca\cp, \va & \vp to occur away from \c and \v. #178
If they occur right next to \c and \v, they are tied to c and v elements in AST and USX(altnumber and pubnumber)
If they occur somewhere else in chapter or paragraph, they become independant elements there.
Restrict user-defined milestones to be only znamespaces #176
For the pre-defined ones using the list given in new USM spec: ts, qte, qts, t-s, t-e, qt#-s, qt#-e, ts-s, ts-e and additionally k-s and k-e, which are seen in several places in the official USFM/X test suite
\qaand\qacas normal texts not versetexts, as noticed here #197\ca\cp,\va&\vpto occur away from\cand\v. #178\cand\v, they are tied to c and v elements in AST and USX(altnumber and pubnumber)ts,qte,qts,t-s,t-e,qt#-s,qt#-e,ts-s,ts-eand additionallyk-sandk-e, which are seen in several places in the official USFM/X test suite