fixed html close errors under plugin

Signed-off-by: wangjun <junx.j.wang@intel.com>
format app-dialog

Signed-off-by: wangjun <junx.j.wang@intel.com>
format communication

Signed-off-by: wangjun <junx.j.wang@intel.com>
format download

Signed-off-by: wangjun <junx.j.wang@intel.com>
format package

Signed-off-by: wangjun <junx.j.wang@intel.com>
format network

Signed-off-by: wangjun <junx.j.wang@intel.com>
add return line

Signed-off-by: wangjun <junx.j.wang@intel.com>
Merge pull request #373 from junwang1216/ivi

format tizen ui html files and fix some tags closed errors.