Log Message:
Updated texmaker to version 5.0.4

Removed options.mk since qt5 is the only option used and the package can't
build without qt.
Removed patch-versiondialog.cpp since it has been fixed in this version.

Changes from changelog:

- the url used to check a new version has been fixed
  (website has moved to https)
- a bug after closing the internal pdf viewer during a session
  (not the embed one) has been fixed
- the deactivation of the list of pages in the internal pdf viewer
  is now recorded in the viewer settings
- the pos and size of the internal browser is now recorded
- some paths to miktex 2.9 have been updated
- a typo in the english manual has been fixed
- a workaround about the bad detection of dpi screen on Xorg has ben added
- the french translation has been fixed (some missing items)
- a typo in the dutch translation has been fixed
- The ctrl+, shortcut has been added for opening the configuration dialog
- The ctrl+0 shortcut has been added for defining the master document