Turn on Documenter debugging and fix deploy keys

Author: timholy

.travis.yml

@@ -18,4 +18,4 @@ after_success:
     - - julia -e 'cd(Pkg.dir("ImageFeatures")); Pkg.add("Coverage"); using Coverage; Codecov.submit(Codecov.process_folder())'
     - julia -e 'Pkg.add("Documenter")'
     - julia -e 'Pkg.add("ImageDraw.jl")' # Needed for Docs
-    - julia -e 'cd(Pkg.dir("ImageFeatures")); include(joinpath("docs", "make.jl"))'
+    - julia -e 'cd(Pkg.dir("ImageFeatures")); ENV["DOCUMENTER_DEBUG"] = "true"; include(joinpath("docs", "make.jl"))'