started working on put.
spelling error...
First draft of a cli-put command - puts a file or two into the blobstore; adjusted pom to include h2database stuff in more than just testing.
Use fancy automatic try with thing to automatically close the tx
Merge branch 'refs/heads/cli-put-shuang' into cli-put

Conflicts:
	src/doss/Main.java
made an openBlobStore()

only call System.getProperty() once;
minor formatting change to cli-put output
main throws IOException (Java prints the stack trace); still catches CommandLineException for helpful error message
basic unit test for a working cli put
CommandLine Exception if file does not exist.
Print a reassuring "aborting" message when something goes wrong in put
Merge pull request #31 from nla/cli-put

CLI put command