Promoted 'getUniquePath' method from AbstractFile to Content interface.
Refactored implementation of 'getUniquePath' in several implementing
classes. These changes in support of AUT-753.
Merge branch 'master' of https://github.com/sleuthkit/sleuthkit
added size to malloc error messages
Merge pull request #149 from tmciver-basis/master

In support of AUT-753
Made all three implementation of Content.getUniquePath be synchronized.
Merge branch 'master' of https://github.com/sleuthkit/sleuthkit
Merge pull request #150 from tmciver-basis/master

Made 'getUniquePath' synchronized.
make getParent() thread safe
jni: better error message in log when can't load libraries, indent/reformat code (no logic changes)
jni load better message
Merge pull request #151 from adam-m/master

jni: better log message when loading libs, synchronize getParent() lazy loading
Moved SHA256 to fiwalk only to make it easier to distribute binaries of TSK and added sequence number to TSK for NTFS file listing
Added available method to stream
jni BlackboardAttribute consutructor changes to handle null strings and byte[].
Formatting changes.
update source level from java 1.6 to 1.7 in the project.
jni properly deprecate context
Merge pull request #153 from adam-m/master

jni fix bb attribute constructor, update java source version