Move vim plug prefs to dedicated files

vim/.vim/prefs/devicons.vim

@@ -0,0 +1,22 @@
+let s:brown = "964B00"
+let s:aqua =  "3AFFDB"
+let s:blue = "689FB6"
+let s:darkBlue = "44788E"
+let s:purple = "834F79"
+let s:lightPurple = "834F79"
+let s:red = "AE403F"
+let s:beige = "F5C06F"
+let s:yellow = "F09F17"
+let s:orange = "D4843E"
+let s:darkOrange = "F16529"
+let s:pink = "CB6F6F"
+let s:salmon = "EE6E73"
+let s:green = "8FAA54"
+let s:lightGreen = "31B53E"
+let s:white = "FFFFFF"
+let s:rspec_red = 'FE405F'
+let s:git_orange = 'F54D27'
+
+" If you have vim-devicons you can customize your icons for each file type.
+let g:NERDTreeExtensionHighlightColor = {} "this line is needed to avoid error
+let g:NERDTreeExtensionHighlightColor['java'] = s:lightGreen "assigning it to an empty string will skip highlight