Rename the last directories using lowercase.

Signed-off-by: Norv <a.w.norv@gmail.com>
Update /packages name.

Signed-off-by: Norv <a.w.norv@gmail.com>
Update /sources name.

Signed-off-by: Norv <a.w.norv@gmail.com>
Update /themes directory names.

Signed-off-by: Norv <a.w.norv@gmail.com>
More adaptations for folder names.

Signed-off-by: Norv <a.w.norv@gmail.com>
Updates of directories names.

Signed-off-by: Norv <a.w.norv@gmail.com>
Merge pull request #97 from norv/lowercase

Lowercase directories