Following resolution of "Missing TAN method" [1]
as discussed on dev list [2]
a large majority of methods are now tested
with (almost) one method per file

Missing methods:
- colors failed: RED, GREEN, BLUE
- file methods: DIR, CHDRIVE, EOF,...
- financial methods calling Calc functions: IPmt, IRR,...
- not totaly implemented methods (?): ROUND, WAITUNTIL...

[1] https://bugs.documentfoundation.org/show_bug.cgi?id=102872
[2] http://nabble.documentfoundation.org/QA-test-for-BASIC-functions-tt4202257.html

Change-Id: I2b2824b5b18a2cfbbee2bbc5369e9e2b9e5c930b
Reviewed-on: https://gerrit.libreoffice.org/32519Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>