Relesed TIC-80 0.45.0 dev

The main enhancement is SURF mode for browsing local and website carts
use surf command to run it (or press any button on the gamepad)

Closed issues:

• In code editor, keep the current column of the cursor when switching lines #184
• Incorrect Lua syntax highlighting in text editor #232
• NEW with wrong parameters gives a silent error #257
• Add "resume" command to return to the game in the same place where the game was stopped #264
• Ability to edit default game template in similar way to config #276
• time() function returns different values depending on how the program is run #278
• error() crashes TIC #279
• Game menu doesn't work if game has mouse input #280
• Shortcut CTRL+/ in JavaScript code added LUA comment symbols "--" #284
• TIC website improvements #285
• Game menu wraps downwards but not upwards #286
• Implement SURF mode #293
• SURF return to TIC doesn't restore previous line index (and other suggestion) #296
• SURF doesn't show cover for local cart #295
• If you select "reset game" in Game Menu the sound will break - an annoying hiss will begin. #297