[vim] remove unused plugins

.gitmodules

@@ -25,9 +25,6 @@
 [submodule ".vim/pack/alpha/start/vim-unimpaired"]
 	path = .vim/pack/alpha/start/vim-unimpaired
 	url = https://github.com/tpope/vim-unimpaired.git
-[submodule ".vim/pack/alpha/start/vim-colors-solarized"]
-	path = .vim/pack/alpha/start/vim-colors-solarized
-	url = https://github.com/altercation/vim-colors-solarized.git
 [submodule ".vim/pack/alpha/start/rust.vim"]
 	path = .vim/pack/alpha/start/rust.vim
 	url = https://github.com/rust-lang/rust.vim.git
@@ -94,9 +91,6 @@
 [submodule ".vim/pack/alpha/start/scribble.vim"]
 	path = .vim/pack/alpha/start/scribble.vim
 	url = https://github.com/vim-scripts/scribble.vim.git
-[submodule ".vim/pack/alpha/start/rainbow"]
-	path = .vim/pack/alpha/start/rainbow
-	url = https://github.com/luochen1990/rainbow.git
 [submodule ".vim/pack/alpha/start/gundo.vim"]
 	path = .vim/pack/alpha/start/gundo.vim
 	url = https://github.com/sjl/gundo.vim.git
@@ -112,9 +106,3 @@
 [submodule ".vim/pack/alpha/start/vim-colors-paramount"]
 	path = .vim/pack/alpha/start/vim-colors-paramount
 	url = https://github.com/owickstrom/vim-colors-paramount.git
-[submodule ".vim/pack/alpha/start/eink.vim"]
-	path = .vim/pack/alpha/start/eink.vim
-	url = https://github.com/kisom/eink.vim.git
-[submodule ".vim/pack/alpha/start/badwolf"]
-	path = .vim/pack/alpha/start/badwolf
-	url = https://github.com/sjl/badwolf.git

.vim/pack/alpha/start/badwolf

@@ -1 +0,0 @@
-Subproject commit 14fd1e142fdd39d21c7818504497a6eeca82f724

.vim/pack/alpha/start/eink.vim

@@ -1 +0,0 @@
-Subproject commit b5d0de0ababad9c274f4d8eb74a2af24166ddcc5

.vim/pack/alpha/start/rainbow

@@ -1 +0,0 @@
-Subproject commit d7bb89e6a6fae25765ee16020ea7a85d43bd6e41

.vim/pack/alpha/start/vim-colors-solarized

@@ -1 +0,0 @@
-Subproject commit 528a59f26d12278698bb946f8fb82a63711eec21