Move some common snippets to separate templates.

templates/solarized8_high.colortemplate

@@ -3,19 +3,10 @@
 # Information {{{
 Full name:       Solarized 8 High Contrast
 Short name:      solarized8_high
-Author:          Ethan Schoonover
-Maintainer:      Lifepillar <lifepillar@lifepillar.me>
-Website:         https://github.com/lifepillar/vim-solarized8
-Description:     Precision colors for machines and people
-Option Prefix:   solarized
-License:         OSI approved MIT license
-Neovim:          yes
+Include:        _info.colortemplate
 # }}}
 
-#let s:italics = s:italics && get(g:, '@optionprefix_italics', 1)
-#let s:termtrans = get(g:, '@optionprefix_termtrans', 0) && !has('gui_running')
-
-Include: _linked_groups.colortemplate
+Include: _global.colortemplate
 
 Variant: gui 256 16
 
@@ -211,7 +202,7 @@ TermCursorNC         base03            base01
 # Extra stuff (dark) {{{
 Include: _extra.colortemplate
 # }}}
-#unlet s:termtrans
+Include: _cleanup.colortemplate
 
 Background: light
 # Light color palette {{{
@@ -414,11 +405,11 @@ TermCursorNC         base03            base01
 # Extra stuff (light) {{{
 Include: _extra.colortemplate
 # }}}
-#unlet s:termtrans
+Include: _cleanup.colortemplate
 
 Background: any
 # B&W variant {{{
 Include: _bw.colortemplate
 # }}}
-#unlet s:termtrans
+Include: _cleanup.colortemplate