Various bug fixes

Various bug fixes

Various bug fixes and performance improvements

Change: Minor update of some text.
Fix: Some sound effects not playing following the last update.
Fix: An issue with image scaling on older Apple iOS devices.
Update: Campaign map graphics. It is now clearer which campaigns have been completed.
Update; Play balance in Velmont Pt.2.

Add: Support for the Metal graphics system on all Apple devices, improving graphics performance.
Change: Improved A.I. opponent.
Change: Improved game logic for advance after combat. Unit will more often advance after combat if the target hex has been vacated.
Fix: Some screen layout issues.

Change: Improved A.I. opponent.
Update: 'About Game' window.
Fix: Invalid font selection on some buttons on some platforms.
Fix: Some projectile animations not displaying.
Update: Play balance in some missions
Update: Source information in the credits.
Update: Source material credits.

Improved: The AI has received some updates.
Change: Some UI updates.

Fix: A rare crash which could occur after charging.
Change: Some UI updates.

Fix: Units may sometimes have been unable to attack adjacent enemy huts or tents unless charging.
Change: When a general ends alone in a hex adjacent to an enemy, after enemy shooting, it now evades if possible, or is destroyed.
Fix: Some units were not getting their shock combat bonus in a charge combat.
Fix: Some time flank attacks provided no benefit in combat.

Fix: Some line of sight issues from high hill hexes across lower hill hexes.
Change: Improved map zoom.

Fix: Some UI scaling issues fixed.
Change: Added light infantry setting which allows light infantry to move through other units and other units to move through light infantry.
Change: When a unit kills an apposing unit in melee combat it has a chance to advance into the defeated units hex.

Fix: An issue with the dismount button not showing on screen.

Fix: Some issues locking/unlocking some In-App purchases.

Fix: Improved memory management.
Fix: Improved hex tile Positioning accuracy.

Fix: Could crash while loading on iPhone Xr.
Change: iPhone and iPad: Major improvement to the map zoom feature (use two finger pinch to zoom in/out).
Changed: iPhone and iPad: The game is now optimised to used all the available screen space at the best screen resolution for each device.
- One some newer devices the game image was stretched.
- On some newer devices the game had a black border.
Note: An update is in development to better support the space around the 'notch' and the curved displays on iPhone X, Xr and Xs models.
Change: Game performance is much faster and graphical execution smoother.
Add: The ability to unlock all scenarios in the settings menu.
Add: A whole new way to play, 'Historical Mode'. This is now an option on starting a new mission.
Add: 'Historical Mode' preference to the settings menu.
Add: Change log for all updates in the latest edition of the game.
Add: Change log to the help menu.
Fix: An issue with the Loire Campaign map fonts being too small to read on iPhone.
Add: A Game Speed button with 3 options Standard, Slow and Fast it can be found in the settings menu.

Added new purchasable 8 mission Loire Campaign.

Fixes an issue that could cause related titles to not open from the campaign map.

Clarify victory conditions in CAEN 1346 A.D.
Fix victory condition in VALMONT Pt. 2 1416 A.D.

Fixes an issue in VALMONT Pt. 1 1416 A.D. where a victory could be given to the incorrect side.