Added autotools support for building/installing TSK datamodel jar file.
Added call to 'ant clean' on 'make clean'
Added tests in configuration for ant.
Added logic to pass ewf and zlib directories to ant build file.
Always attempt to load libraries from datamodel jar first, try to load from system path if it fails
Added --disable-java option to configure script.
Added file separator while creating tmp path for libraries
changed installation directory of jar file to /usr/share/java
Updated autotools configuration for building java bindings.
Merge https://github.com/sleuthkit/sleuthkit into autotools

Conflicts:
	configure.ac
Merge pull request #247 from jawallace/autotools

Autotools