CQL now treats 'WITH` and `WITH A` equivalently. For #192.

Summary

CQL: Changed lexer rule: Now parses WITH [A]

Focus

• Does this CQL change make sense?
• Does it break any existing code?

Test Environment

See pyinttests.

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doc/Query.md

@@ -219,6 +219,12 @@ The following query returns entities which have a _pname1_ property with any val
 
 `FIND ename WITH pname1`
 
+`FIND ename WITH A pname1`
+
+`FIND ename WITH A PROPERTY pname1`
+
+`FIND ename WITH PROPERTY pname1`
+
 `FIND ename . pname1`
 
 `FIND ename.pname1`
@@ -338,7 +344,7 @@ Any result set can be filtered by logically combining POV filters or back refere
 *  NOT:: The logical negation. Equivalent expressions: `NOT, DOESN'T HAVE A PROPERTY, DOES NOT HAVE A PROPERTY, DOESN'T HAVE A, DOES NOT HAVE A, DOES NOT, DOESN'T, IS NOT, ISN'T, !`
 *  OR:: The logical _or_. Equivalent expressions: `OR, |`
 *  RECORD,RECORDTYPE,FILE,PROPERTY:: Role expression for restricting the result set to a specific role.
-*  WHICH:: The marker for the beginning of the filters. Equivalent expressions: `WHICH, WHICH HAS A, WHICH HAS A PROPERTY, WHERE, WITH, .`
+*  WHICH:: The marker for the beginning of the filters. Equivalent expressions: `WHICH, WHICH HAS A, WHICH HAS A PROPERTY, WHERE, WITH (A), .`
 *  REFERENCE:: This one is tricky: `REFERENCE TO` expresses a the state of _having_ a reference property. `REFERENCED BY` expresses the state of _being_ referenced by another entity.
 *  COUNT:: `COUNT` works like `FIND` but doesn't return the entities.