grim/guifications2

9bb103ce6002
This should adjust the context menu to fit within the screen (and thus display
properly). In testing, I discovered that the context menu doesn't display
correctly for me either with or without this, so near as I can tell it doesn't
break anything. Fixes #396.
Translators
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Netizen Trancelis (cs)
David Kiliani (de)
Stefan Georg (de)
Peter Lawler (en_AU)
Stu Tomlinson (en_GB)
David Rubio (es)
gnacio Casal Quinteiro (gl)
Julien Enche (fr)
Ficoos Bangaly (he)
John Rapchuck (hu)
Nyitrai Istvan (hu)
Giacomo Succi (it)
Yoshinari Takaoka (ja)
Arangel Angov (mk)
Lennert Van Alboom (nl, fr)
Lars-Erik A. Labori (no)
Duarte Henriques (pt)
Gustavo Vasconcelos (pt_BR)
Dmitry Beloglazov (ru)
Jozef Riha (sk)
Filip Miletic (sr, sr@Latn)
Sergej Kotliar (sv)
Peter Hjalmarsson (sv_SE)
Mykola Lynnyk (uk)
Zhengang LI (zh_CN)
Ambrose Li (zh_TW)