Added dynamic dependencies

Signed-off-by: Luca Clementi <luca.clementi@gmail.com>
Save and print command line for dynamic execution

Signed-off-by: Luca Clementi <luca.clementi@gmail.com>
removed useless PluginManager.isDepsatisfied

the PluginManager.getPathToLibrary does the same job, so we can
eliminate some useless code

Signed-off-by: Luca Clementi <luca.clementi@gmail.com>
report error during integrity verification if file is not present

Signed-off-by: Luca Clementi <luca.clementi@gmail.com>
Fix identation

Signed-off-by: Luca Clementi <luca.clementi@gmail.com>
--integrity option is now a suboption of --verify

Signed-off-by: Luca Clementi <luca.clementi@gmail.com>
fix unit tests to support new command line syntax

Signed-off-by: Luca Clementi <luca.clementi@gmail.com>
README.md: new fingperint supports only 4 main commands

--integrity option is now a suboption of --verify

Signed-off-by: Luca Clementi <luca.clementi@gmail.com>