Fixed bugs, Added to fish description new placeholders
+ Fixed errors (Amount bug)
+ Added new placeholders to the fish description:
%time% - Time when the fish was caught
%date% Date when the fish was caught
%fish_biomes%, %biomes% - Biomes where fish can be found
%fish_length%, %length% - Length of fish
%fish_weight%, %weight% - Weight of fish
%fish_name%, %fish% - Name of fish
%fisherman%, %fisher% - Name of player that caught fish