[Ohrrpgce] SVN: teeemcee/8782 vectors: code cleanup, comments, and fix two leaks in vectortest

[subversion at HamsterRepublic.com]

teeemcee
2017-05-30 08:45:29 -0700 (Tue, 30 May 2017)
222
vectors: code cleanup, comments, and fix two leaks in vectortest

Also improve the way v_append handles the append-element-of-self edge-case,
which would have broken on certain fancy copy-constructors (like c++
unique_ptr)
---
U   wip/array.c
U   wip/array.h
U   wip/vector.bas
U   wip/vector.bi
U   wip/vectortest.bas