Improved _createChar()

• Improved _createChar().
• Added VERSION_LCD_BIG_NUMBERS.

Support for floating point numbers

• Support for floating point numbers (V2.1.0).
• Fixed bug of not working forceGapBetweenNumbers for BIG_NUMBERS_FONT_1_COLUMN_2_ROWS_VARIANT_1 (V2.1.1).

Remove compiler warning

v1.1.1

Bumped version to 1.1.1

Changed handling of space

• Changed handling of space and therfore introduced ONE_COLUMN_SPACE_STRING and ONE_COLUMN_SPACE_CHARACTER.

Initial version

v1.0.0

Initial refactoring