Implemented page jump with page number edit box

git-svn-id: http://devserv/svn/fluxdvd/components/wxPDFView/trunk@8192 ee4118f4-65c3-8c42-83c6-dbb17464b6b1
Implemented zoom by value in combo box

git-svn-id: http://devserv/svn/fluxdvd/components/wxPDFView/trunk@8193 ee4118f4-65c3-8c42-83c6-dbb17464b6b1