fixed collapsing and adapted height of files group box
bug fixed with translations,
changed functionaliy of adding files (apend, fields, not replace)
embedded map and table and display only the observations of the current
organism
adapted files table width to proper size
display info message instead of empty map and table if there are no
observations of the current species
removed observations table filter options on organism page
bug fixed, upload files improved
changed show icon to List.png
Merge pull request #500 from naturwerk/flogy

Flogy
moved observation counting for given organism to observation.inc
Bug fixed when no observation is available, image was not shown
correctly
Merge pull request #501 from naturwerk/flogy

Flogy
Bug fixed when filtering between own, editables and public observations,
no correct results were shown.
Merge pull request #502 from naturwerk/flogy

Bug fixed when filtering between own, editables and public observations,
Bug fixed when navigating back on the top level, nothing happens. Now it
navigates back to the menu.
Merge pull request #503 from naturwerk/flogy

Bug fixed when navigating back on the top level, nothing happens. Now it
adjusted area to observation module
adjusted area to observation module
gallery bug fixed (files (pdf, excel..) where saved in the gallery
folder, instead of the module folder)
display other images for show