* ajusted style of navbar.
 * updated zui: ajusted style of links.
Merge branch 'master' of https://xirang.5upm.net/git/chanzhieps
 * ajusted color of navbar.
 * Adjust the language.
Merge branch 'master' of https://xirang.5upm.net/git/chanzhieps
 * ajusted height of navbar.
Merge branch 'master' of https://xirang.5upm.net/git/chanzhieps
 * fixed style of themes.
 * rm set fontsize normal.
 * ajusted style of book.
Merge branch 'master' of https://xirang.5upm.net/git/chanzhieps
 * adjust style.
 * adjust code.
Merge branch 'master' of https://xirang.5upm.net/git/chanzhieps
 * Adjust code.
 * Adjust code.
 * Add css and js of treeview for blog header.