More filter documentation updates
authorMatthias Clasen <mclasen@redhat.com>
Wed, 11 Jan 2017 19:07:56 +0000 (14:07 -0500)
committerMatthias Clasen <mclasen@redhat.com>
Wed, 11 Jan 2017 19:07:56 +0000 (14:07 -0500)
commit0868757cfd78295f5dedce1ae83ae95b32460947
tree5ffc8ca774aef8306d09548b767b2d0acc591594
parent5f2a7ed3c14a34ca32add931184761010c353ba1
More filter documentation updates

Actually document the filter property, not just -gtk-icon-filter.
docs/reference/gtk/css-properties.xml