[Eric] Error when opening existing projects with Eric 5.1

[Stjujsckij Nickolaj]

    Indeed, gunzipping file worked. Thanks for help!

> Is your project file a compressed project file? Support for these has  
> been
> dropped. Sorry for not mentioning this fact in the change log. In order  
> to recover your project just use gzip to uncopress the file and save it  
> with the .e4p extension.
>>   When I try to open existing Eric projects (saved with Eric 5.0.x) with
>> Eric 5.1.0, I catch the following exception:
>>
>> XML parse error in file /home/sterkrig/dev/gruquotes/Gentoo.Ru
>> quotes.e4pz, line 1, column 1
>> Error: Encountered incorrectly encoded content.
>>
>> It occurs on both my Gentoo systems, including this one:
>>
>> Python   3.2 (the same with 3.1)
>> Qt          4.7.2
>> PyQt      4.8.3
>> sip         4.12.1
>> QScintilla   2.4.6
>> WebKit   533.3
>> eric5      5.1.0 (rev 49fd4a2fe213)

>
> Regards
> Detlev