- Renamed everything to sort better.
- Minor bugfixes to libraries
- Changed parent ubuntu installer structure

	new file:   custom_ubuntu-extra-packages-installer
	deleted:    installer-ubuntu
	new file:   ubuntu_libraries/01.user_xdg-settings.sh
	renamed:    ubuntu_libraries/disable-unity-online-search.sh -> ubuntu_libraries/02.disable-unity-online-search.sh
	renamed:    ubuntu_libraries/install_kernel-headers_and_infrastructure.sh -> ubuntu_libraries/03.install_kernel-headers_and_infrastructure.sh
	renamed:    ubuntu_libraries/ubuntu_and_debian_package-management.sh -> ubuntu_libraries/04.ubuntu_and_debian_package-management.sh
	renamed:    ubuntu_libraries/sync_and_download_tools.sh -> ubuntu_libraries/05.sync_and_download_tools.sh
	renamed:    ubuntu_libraries/install_codecs.sh -> ubuntu_libraries/06.install_codecs.sh
	renamed:    ubuntu_libraries/code_and_text_editors.sh -> ubuntu_libraries/07.code_and_text_editors.sh
	renamed:    ubuntu_libraries/internet-applications.sh -> ubuntu_libraries/08.internet-applications.sh
	renamed:    ubuntu_libraries/distro-modding-and-live-usb.sh -> ubuntu_libraries/09.distro-modding-and-live-usb.sh
	renamed:    ubuntu_libraries/system_tools.sh -> ubuntu_libraries/10.system_tools.sh
	renamed:    ubuntu_libraries/media-tools.sh -> ubuntu_libraries/11.media-tools.sh
	renamed:    ubuntu_libraries/office-tools.sh -> ubuntu_libraries/12.office-tools.sh
	renamed:    ubuntu_libraries/virtualization.sh -> ubuntu_libraries/13.virtualization.sh
	renamed:    ubuntu_libraries/customization-packages-lubuntu.sh -> ubuntu_libraries/14.lubuntu_customization-packages.sh
	renamed:    ubuntu_libraries/customization-packages-ubuntu-unity.sh -> ubuntu_libraries/14.ubuntu-unity-customization-packages.sh
	deleted:    ubuntu_libraries/user_xdg-settings.sh