oshka Release Notes
v0.1.1-2
Initial CRAN release.
- Shield both by class and by symbol name (to address 
:: and ::: issue brought up by [@lionel-](https://github.com/lionel-)) 
v0.1.0
- #1: Provide mechanism for shielding some elements from expansion.
 
- #2: Function symbols substituted.
 
- #5: Substitution now respects search path order.
 
v0.0.1
Initial preliminary release. Some things might work.