[trunk] fixed some warning and errors formatting and add a '-version'
option to opj_compress and opj_decompress binaries
[trunk]Replaced deprecated opj_stream_set_user_data function from API
with its 'v3' version, and removed all other 'v3' suffixes from API.
[trunk]formatted some messages. Removed -version option to disambiguate
with -v(erbose) option, added version info in help display
[trunk]re-formatted help display in executables
[trunk]removed '-x' option for index file as long as it's broken
[trunk] fixed reference to opj_stream_set_user_data_v3 in jpip sources.
[trunk] Make sure OpenJPIP compiles on WIN32
[trunk] updated NEWS for 2.1.0
[trunk] fixed typo in NEWS
[trunk] Provide #ifdef blockers for OpenJPEG Version
Fixes issue 342
[trunk] properly handle pkg-config on non-UNIX hosts
Fixes issue 340
[trunk] Missing endianess setting
Fixes issue 337
[trunk] Properly handle failure to compress (remove file)
Fixes issue 323
[trunk] Finalize API for openjpeg 2.1
public header will only contains minimal information: major, minor and build version
Prefix has been changed from OPENJPEG to OPJ for consistency
SOVERSION has been removed from header (ABI vs API info)
OPJ_VERSION string has been removed, since it is accessible already (PACKAGE_VERSION)
Fixes issue 342
[trunk] fixed warning in j2k.c about sign conversion