Update zsh config to be more minimal

- config is more centrilize in zshrc
- it doesn't depend on oh-my-zsh

config/zsh/aliases/git.zsh

@@ -1,2 +1,19 @@
 alias \
-    glf='git log -p --'
+	glf='git log -p --' \
+	gs='git status' \
+	ga='git add' \
+	gp='git push' \
+	gpo='git push origin' \
+	gtd='git tag --delete' \
+	gtdr='git tag --delete origin' \
+	gr='git branch -r' \
+	gplo='git pull origin' \
+	gb='git branch ' \
+	gc='git commit' \
+	gd='git diff' \
+	gco='git checkout ' \
+	gl='git log' \
+	gr='git remote' \
+	grs='git remote show' \
+	glo='git log --pretty="oneline"' \
+	glol='git log --graph --oneline --decorate'