[enh] 1st version of filecrop engine, to discover how searx works
 [enh] 1st version of filecrop engine, to discover how searx works
Merge branch 'filecrop' of https://github.com/pw3t/searx into filecrop

Conflicts:
	searx/engines/filecrop.py
Merge branch 'filecrop'
[enh] add support for yacy engine (localhost)
[fix] fix an error in the query
Merge branch 'master' of https://github.com/asciimoo/searx
Merge pull request #15 from dalf/master

[mod] no glitch on small screen like smartphone
Merge pull request #13 from pw3t/master

Filecrop & Yacy engine
[mod] unused imports and whitespaces purged
[fix] error percentage @ stats page
[fix] setting category cookie expiration to 4 weeks
[fix] id duplication
Merge pull request #16 from dalf/master

bug fixes