Add option --force to force operations.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
Add support to use alias in command_search.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
Better and safe uninstalls.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
Update manpage, add EXAMPLES section.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
Remove dead function search_package().

Also: fix testing for boolean value.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
Add more tests to fucntion version_compare()

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
Fix problems when --volume is on.

Add property 'files' to class Package and remove function get_content().

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>
Update to version 2014.6.

Signed-off-by: Rudá Moura <ruda.moura@gmail.com>