Add Fuji X-T1 support: not compressed.
X-E2 also need XTrans.
Update dcraw
Add missing content identifier for RW2
Add Panasonic GH4
Add coeff for Panasonic GM1
Add testsuite for GH4
Added coeff for Olympus E-M1 and Stylus-1
Added Coeff for Fuji X-T1 and X-E2
Addec coeff for Canon 70D
Added coeff for Nikon Df
Added coeff for Sony A7R, A7, A3000, SLT-A58, Nex5T
Added coeff for Panasonic GX7
C++11 ification

Replace NULL by nullptr
Use make_shared<>
Some reindent.
Some C++11 lambda
Reformat MRW code.

Also use std::make_shared where applicable.
Added DNG Leica T Typ701
Added PEF *-ist-DS, K200D and K5 II s