Removed IPlug from WDL -- from 37d134e2

Note: if you are merging into another IPlug repository, you should ignore
this commit.

Recommended IPlug forks:

https://github.com/olilarkin/wdl-ol
http://www.taletn.com/WDL.git

If you would like the last IPlug version that we (Cockos) hosted, we have
the branch: deprecated_iplug
SWELL: reduced use of lstrcpyn internally, use wdlcstring.h instead -- from 06c2e27f
ProjectContext: detect when simple strings are being encoded, avoid vsnprintf -- from ca748c64
ProjectContext: if <FOO or > is generated via sprintf, update indent as well -- from 183e6337
ProjectContext: fixed win32 compile issue -- from 11013335
ProjectContext: more efficient packing of binary data -- from 590f00ba
HeapBuf: support querying granularity
ProjectContext: don't decrease heapbuf context granularity on write -- from d1c9d170
FastQueue: configurable block size, configurable number-of-free-buffer-caching count -- from 9254f0bc
ProjectContext: support for creating read-only and write-only heapbuf-backed project contexts (constification)
ProjectContext: support for created write-only FastQueue backed contexts -- from cfc0c2da
FastQueue: increased efficiency, removed use of heapbuf -- from 09331c2d
ProjectContext: added generic read-from-memory context -- from 96348ce4
AssocArray: allow overrides access to assocarray's internals -- from d75598bc
Jnetlib: use time_t for timestamps -- from d714d229
Jnetlib: include time.h for time_t usage -- from a9768342
ConvoEngine: removed possible null pointer access -- from 9c35919c
nsvlib: corrected some unsigned issues -- from cd4b89b6
LICE: LCF support fixed warning, no functional difference though -- from 2a095b49
FileRead: cleaned up old asynchronous reading code, should be identical in function -- from 30618cf9
EEL: invsqrt() produces same results for negative inputs on x86-64 as x86/PPC -- from d53908c4
EEL:  now parsed the same way as 0xHEXCONSTANT, removing conversion to 32 bit signed integer -- from 361f7f55