+01Jun20=======================================================================
+1. Fix sh/dx iota and qra. This completes the conversion of sh/dx's limited
+ "old style" parsing to using Filter style parsing with something that
+ allows expressions include brackets ( and ) as well as the 'not' keyword.
+ NOTE: the precedence rules are the same as perl's '!', '||' and '&&'
+ operators.
31May20=======================================================================
1. Improve links command layout slightly.
2. Issue an *accurate* UPGRADE.mojo with all the new packages included!