app-text/stardict: bump 3.0.4, update changes

Signed-off-by: Lan Yixun (dlan) <dennis.yxun@gmail.com>
app-text/stardict: manifest.xml generated

Signed-off-by: Lan Yixun (dlan) <dennis.yxun@gmail.com>
app-text/stardict: convert to src_prepare

the problem here is gnome2 eclass don't support PATCHES variable

Signed-off-by: Lan Yixun (dlan) <dennis.yxun@gmail.com>
app-text/stardict: update configure options

Signed-off-by: Lan Yixun (dlan) <dennis.yxun@gmail.com>
app-text/stardict: user patch support

Signed-off-by: Lan Yixun (dlan) <dennis.yxun@gmail.com>
app-text/stardict: add more IUSEs..

Signed-off-by: Lan Yixun (dlan) <dennis.yxun@gmail.com>