[Ohrrpgce] SVN: teeemcee/9833 Add alternative text slice drawing using wrapprint. Not used by default

[subversion at HamsterRepublic.com]

teeemcee
2017-12-02 17:15:29 -0800 (Sat, 02 Dec 2017)
209
Add alternative text slice drawing using wrapprint. Not used by default

This doesn't support first_line or line_limit, and insert curor behaviour
isn't right. I think this is the wrong approach for the cursor
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U   wip/common.rbas
U   wip/slices.bas
U   wip/slices.bi