* debian/compat: Increased dh compatibility level.
* debian/control (Standards-Version): Bumped to 3.9.3.
  (Build-Depends): Removed dpatch. Increased required debhelper version.
  (Vcs-Browser, Vcs-Svn): Fixed (closes: #669421).
  (Depends): Fixed debhelper-but-no-misc-depends.
* debian/rules: Rewritten for dh 7.
* debian/patches/11_remove_DEPRECATED_flags_for_GTK_2_4.dpatch: Renamed to
  debian/patches/remove_DEPRECATED_flags_for_GTK_2_4.patch.
* debian/patches/12_fix_desktop_file.dpatch: Renamed to
  debian/patches/fix_desktop_file.patch.
* debian/patches/13_fix_zink_description.dpatch: Renamed to
  debian/patches/fix_zink_description.patch.
* debian/patches/14_fix_lithium_melting_point.dpatch: Renamed to
  debian/patches/fix_lithium_melting_point.patch.
* debian/patches/15_fix_bohrium_data_set.dpatch: Renamed to
  debian/patches/fix_bohrium_data_set.patch.
* debian/patches/16_466231_remove_markup_on_console.dpatch: Renamed to
  debian/patches/466231_remove_markup_on_console.patch.
* debian/patches/17_483586_fix_encoding_errors.dpatch: Renamed to
  debian/patches/483586_fix_encoding_errors.patch
* debian/patches/18_488461_update_Uun_and_Uuu.dpatch: Renamed to
  debian/patches/488461_update_Uun_and_Uuu.patch.
* debian/patches/19_488469_use_appropriate_menu_icons.dpatch: Renamed to
  debian/patches/488469_use_appropriate_menu_icons.patch.
* debian/patches/00list: Renamed to debian/patches/series and adjusted.
* debian/source/format: Added for quilt-based format 3.0 (closes: #664316).