custom keybinds multiple keypress fix. [add backslash to Parser] (#513)

* fixed input sending bug not properly releasing keys

* updated to ovr 1.12.5

* added disable oculus api button experimental

* small refactor and fix float and bool bugs

* added nokeyup events to modifier keys when read in, and adjusted  token send to have proper logic

* fixed literal held issue

* added backslash

* fixed sender token parser

* updated version string to dev whoops

* added backslash to documentation for keyboard input

src/keyboard_input/input_parser.cpp

@@ -164,6 +164,10 @@ std::optional<Token> checkIfLegalCapitalLiteral( std::string input ) noexcept
     {
         return Token::KEY_ENTER;
     }
+    if ( input == "BACKSLASH" )
+    {
+        return Token::KEY_BACKSLASH;
+    }
 
     return std::nullopt;
 }
@@ -182,6 +186,7 @@ std::vector<Token>
         }
         if ( const auto c = getModifier( *ch ); c.has_value() )
         {
+            tokens.push_back( Token::TOKEN_NO_KEYUP_NEXT );
             tokens.push_back( *c );
             continue;
         }
@@ -517,6 +522,8 @@ bool isLiteral( const Token token ) noexcept
         return true;
     case Token::KEY_ENTER:
         return true;
+    case Token::KEY_BACKSLASH:
+        return true;
 
     default:
         return false;