More TIFF metadata fixes
* Added support for TIFF 32 bit integer and float.
* Fixed 16 bit JPEG2000 support.
* Fixed 1 bit support for TIFF.
* Added gamma support via GAM command
Fix to imageCache delete in FIF.cc - thanks to Michal Becak.
Autoconf cleanup. Removed unneccesary autoconf files: should now use autogen.sh script first before ./configure
* Cleanup to 32 bit code
* New command to set dynamically the min and max for 32 bit float
* Addition of rotation function for 90,180,270 degree rotations
* Fixes to autoconf
* Changed FLOAT enum type to FLOATINGPOINT to avoid VC++ compiler error.
* Implemented 16 and 32bit versions of interpolation functions.
configure script fix for missing header
Removed doxygen generated HTML docs. These should only be included in full releases.
Fix to prevent crashing on malformed JPEG2000 files
Gamma correction fixed, minmax commands added, colormap commands added
32bit shading compatibility.
Maximum value for shading changed
Merge pull request #3 from cmarmo/master

iipsrv update for planetary applications
Minor updates to README, configure.in and View.h
Merge branch 'master' of github.com:ruven/iipsrv
Added greyscale conversion support via new filter_greyscale transform function.
Updated copyright message in header to new Free Software Foundation address.
gamma correction **really** fixed.
Fix to greyscale code
Merge branch 'master' of https://github.com/cmarmo/iipsrv

Conflicts:
	src/JTL.cc