Quality of life improvements — Telestians Steam update #920977

* MapMaker / Custom Scenario: ** Now shows your total count of castles, ruins and temples ** You can no longer place a building (castle, temple, ruin) on top of another building. * Tome updates: ** Listed more mouse and keyboard controls * Bug fixes: ** When you raze a castle, your army will no longer move onto the razed castle tile (thanks @grune!) ** When you raze a castle, the defending player will no longer be able to move onto that tile (thanks @grune!) ** If you select a few units in a Lochus, then choose a path for movement, then click the "move-all" button, the whole Lochus moved. Now, the selected units will move first, leaving the rest of the units in the Lochus stationary. ** During battle, after unit shows blood splatter, STR - HP numbers below unit are immediately removed. ** When viewing the world map, fixed bug where clicking anywhere on the screen attempted to automatical...