Adobe specific encoding IDs (there was a wrong EID value for custom
encoding).
* src/cff/cffcmap.h (CFF_CMapStdRec): Remove `count'.
* src/cff/cffcmap.c (cff_cmap_encoding_init,
cff_cmap_encoding_done): Updated.
(cff_cmap_encoding_char_index, cff_cmap_encoding_char_next): Use
256 as limit for character code.
to support charmaps for CFF fonts
* src/cff/cffload.c, src/cff/cffload.h, src/cff/cffobjs.c,
src/cff/cffobjs.h, src/cff/cffparse.c, src/cffparse.h, src/cff/cffgload.c,
src/cff/cffgload.h: adding support for CFF charmaps, reformatting the
sources, and removing some bugs in the Encoding and Charset loaders