uniconvertor: no conversion and python errors

Status changed to 'Confirmed' because the bug affects multiple users.

This package is broken.
It's fairly easy to install the latest version from the sk1 website.
see
http://sk1project.org/forum/viewthread.php?thread_id=472&pid=1108#post_1108

Same problem on Kubuntu 12.10

$ uniconvertor bloco\ 15x21.cdr bloco.svg
Cannot list directory /home/yamane/.uniconvertor:[Errno 2] No such file or directory: '/home/yamane/.uniconvertor'
ignoring it in font_path
Cannot list directory /home/yamane/.uniconvertor:[Errno 2] No such file or directory: '/home/yamane/.uniconvertor'
ignoring it in font_path
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/usr/lib/python2.7/dist-packages/uniconvertor/__init__.py", line 82, in uniconv
    doc = load.load_drawing(input_file)
  File "/usr/lib/python2.7/dist-packages/uniconvertor/app/io/load.py", line 364, in load_drawing
    return load_drawing_from_file(file, filename)
  File "/usr/lib/python2.7/dist-packages/uniconvertor/app/io/load.py", line 337, in load_drawing_from_file
    doc = loader.Load()
  File "/usr/lib/python2.7/dist-packages/uniconvertor/app/plugins/Filters/cdrziploader.py", line 54, in Load
    doc = load.load_drawing_from_file(cdrfile, cdrfile.name, doc_class = self.doc_class)
  File "/usr/lib/python2.7/dist-packages/uniconvertor/app/io/load.py", line 346, in load_drawing_from_file
    raise SketchLoadError(_("unrecognised file type"))
app.events.skexceptions.SketchLoadError: unrecognised file type

And in 14.04:

apt-cache policy python-uniconvertor
python-uniconvertor:
  Installed: 1.1.4-1ubuntu2
  Candidate: 1.1.4-1ubuntu2
  Version table:
 *** 1.1.4-1ubuntu2 0
        500 http://us.archive.ubuntu.com/ubuntu/ trusty/universe amd64 Packages
        100 /var/lib/dpkg/status

Error triggered when attempting to save an Inkscape file to sk1.

Different module line numbers in this version:
UniConvertor failed:

Cannot list directory /home/<user>/.uniconvertor:[Errno 2] No such file or directory: '/home/<user>/.uniconvertor'
ignoring it in font_path
Cannot list directory /home/<user>/.uniconvertor:[Errno 2] No such file or directory: '/home/<user>/.uniconvertor'
ignoring it in font_path
Cannot load plugin module sk1saver
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/uniconvertor/app/plugins/plugins.py", line 73, in load_module
    desc)
  File "/usr/lib/python2.7/dist-packages/uniconvertor/app/plugins/Filters/sk1saver.py", line 249, in <module>
    from app.Graphics.image import CMYK_IMAGE
ImportError: cannot import name CMYK_IMAGE
When importing plugin sk1saver
Traceback (most recent call last):
  File "/usr/lib/python2.7/dist-packages/uniconvertor/app/plugins/plugins.py", line 190, in __call__
    module = self.load_module()
  File "/usr/lib/python2.7/dist-packages/uniconvertor/app/plugins/plugins.py", line 73, in load_module
    desc)
  File "/usr/lib/python2.7/dist-packages/uniconvertor/app/plugins/Filters/sk1saver.py", line 249, in <module>
    from app.Graphics.image import CMYK_IMAGE
ImportError: cannot import name CMYK_IMAGE
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "/usr/lib/python2.7/dist-packages/uniconvertor/__init__.py", line 88, in uniconv
    saver(doc, output_file)
  File "/usr/lib/python2.7/dist-packages/uniconvertor/app/plugins/plugins.py", line 194, in __call__
    % {'name':self.module_name})
app.events.skexceptions.SketchError: Cannot load filter sk1saver