Add some unit tests for enforcing the search behavior with 't' and 'f' from within macros.
account for Ex dialog prompts in search queries recorded into macros.
Merge pull request #2346 from heppe/macro_tf

[vim] Unit test coverage for 't' and 'f' search commands within macros, and fix handling of '/'
 : and . registers implemented
ro_registers with corrections
[dylan mode] Add
[dylan mode] Clean up

Issue #2352
Merge pull request #2347 from binora/ro_registers

[vim] Implement ": and ". registers