subdivide commands and runners in two classes
remove useless api
move tests to the right place
fix test
get two columns for anns
Merge branch 'experimental' of https://github.com/biomart/biomart-rc7 into experimental

Conflicts:
	src/org/biomart/dino/command/HgmcRunner.java
	src/org/biomart/dino/command/HypgCommand.java
	src/org/biomart/dino/command/ShellRunner.java
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