Set encoding for plugin files

Closes #54.

autoload/sy.vim

@@ -1,3 +1,5 @@
+scriptencoding utf-8
+
 if exists('b:autoloaded_sy')
     finish
 endif

autoload/sy/debug.vim

@@ -1,3 +1,5 @@
+scriptencoding utf-8
+
 if exists('b:autoloaded_sy_debug')
   finish
 endif

autoload/sy/highlight.vim

@@ -1,3 +1,5 @@
+scriptencoding utf-8
+
 if exists('b:autoloaded_sy_highlight')
   finish
 endif

autoload/sy/jump.vim

@@ -1,3 +1,5 @@
+scriptencoding utf-8
+
 if exists('b:autoloaded_sy_jump')
   finish
 endif

autoload/sy/repo.vim

@@ -1,3 +1,5 @@
+scriptencoding utf-8
+
 if exists('b:autoloaded_sy_repo')
   finish
 endif
@@ -230,6 +232,7 @@ function! sy#repo#process_diff(path, diff) abort
         endwhile
       endif
     endif
+
     call sy#sign#set(signs)
   endfor
 endfunction

autoload/sy/sign.vim

@@ -1,3 +1,5 @@
+scriptencoding utf-8
+
 if exists('b:autoloaded_sy_sign')
   finish
 endif

autoload/sy/util.vim

@@ -1,3 +1,5 @@
+scriptencoding utf-8
+
 if exists('b:autoloaded_sy_util')
   finish
 endif

plugin/signify.vim

@@ -1,7 +1,4 @@
-" Plugin:      https://github.com/mhinz/vim-signify
-" Description: show a diff from a version control system via the signcolumn
-" Maintainer:  Marco Hinz <http://github.com/mhinz>
-" Version:     1.9
+scriptencoding utf-8
 
 if exists('g:loaded_signify') || !has('signs') || &cp
   finish