Newsworthy changes in 2.7.0.10
------------------------------

Many fixes to allow building on 64bit platforms.
Fix for bug that caused problems using or creating png files.
Option to allow configure --without-java


Newsworthy changes in 2.7.0.8
-----------------------------

Two small changes to optimize.c


Newsworthy changes in 2.7.0.7
-----------------------------

The library has a new build system based on libtool, automake &
autoconf.  JPEG optimisation is enabled for outputting jpg files
when using PTStitcher

