Use correct field separator in keywords.txt

The Arduino IDE requires the use of a single true tab separator between the keyword name and identifier. When spaces are used rather than a true tab the keyword is not highlighted.

Reference:
https://github.com/arduino/Arduino/wiki/Arduino-IDE-1.5:-Library-specification#keywords

keywords.txt

@@ -10,107 +10,107 @@ PS2KeyMap	KEYWORD1
 #######################################
 # Methods and Functions (KEYWORD2)
 #######################################
-selectMap	    KEYWORD2
-getMap          KEYWORD2
-remapKey	    KEYWORD2
+selectMap	KEYWORD2
+getMap	KEYWORD2
+remapKey	KEYWORD2
 remapKeyByte	KEYWORD2
 
 #######################################
 # Constants (LITERAL1)
 #######################################
-PS2_NO_BREAK_SPACE              LITERAL1
-PS2_INVERTED_EXCLAMATION        LITERAL1
-PS2_CENT_SIGN			        LITERAL1
-PS2_POUND_SIGN			        LITERAL1
-PS2_CURRENCY_SIGN		        LITERAL1
-PS2_YEN_SIGN			        LITERAL1
-PS2_BROKEN_BAR                  LITERAL1
-PS2_SECTION_SIGN		        LITERAL1
-PS2_DIAERESIS			        LITERAL1
-PS2_COPYRIGHT_SIGN		        LITERAL1
-PS2_FEMININE_ORDINAL	        LITERAL1
-PS2_LEFT_DOUBLE_ANGLE_QUOTE	    LITERAL1
-PS2_NOT_SIGN			        LITERAL1
-PS2_HYPHEN			            LITERAL1
-PS2_REGISTERED_SIGN		        LITERAL1
-PS2_MACRON			            LITERAL1
-PS2_DEGREE_SIGN			        LITERAL1
-PS2_PLUS_MINUS_SIGN		        LITERAL1
-PS2_SUPERSCRIPT_TWO		        LITERAL1
-PS2_SUPERSCRIPT_THREE	        LITERAL1
-PS2_ACUTE_ACCENT		        LITERAL1
-PS2_MICRO_SIGN			        LITERAL1
-PS2_PILCROW_SIGN		        LITERAL1
-PS2_MIDDLE_DOT			        LITERAL1
-PS2_CEDILLA			            LITERAL1
-PS2_SUPERSCRIPT_ONE		        LITERAL1
-PS2_MASCULINE_ORDINAL	        LITERAL1
+PS2_NO_BREAK_SPACE	LITERAL1
+PS2_INVERTED_EXCLAMATION	LITERAL1
+PS2_CENT_SIGN	LITERAL1
+PS2_POUND_SIGN	LITERAL1
+PS2_CURRENCY_SIGN	LITERAL1
+PS2_YEN_SIGN	LITERAL1
+PS2_BROKEN_BAR	LITERAL1
+PS2_SECTION_SIGN	LITERAL1
+PS2_DIAERESIS	LITERAL1
+PS2_COPYRIGHT_SIGN	LITERAL1
+PS2_FEMININE_ORDINAL	LITERAL1
+PS2_LEFT_DOUBLE_ANGLE_QUOTE	LITERAL1
+PS2_NOT_SIGN	LITERAL1
+PS2_HYPHEN	LITERAL1
+PS2_REGISTERED_SIGN	LITERAL1
+PS2_MACRON	LITERAL1
+PS2_DEGREE_SIGN	LITERAL1
+PS2_PLUS_MINUS_SIGN	LITERAL1
+PS2_SUPERSCRIPT_TWO	LITERAL1
+PS2_SUPERSCRIPT_THREE	LITERAL1
+PS2_ACUTE_ACCENT	LITERAL1
+PS2_MICRO_SIGN	LITERAL1
+PS2_PILCROW_SIGN	LITERAL1
+PS2_MIDDLE_DOT	LITERAL1
+PS2_CEDILLA	LITERAL1
+PS2_SUPERSCRIPT_ONE	LITERAL1
+PS2_MASCULINE_ORDINAL	LITERAL1
 PS2_RIGHT_DOUBLE_ANGLE_QUOTE	LITERAL1
-PS2_FRACTION_ONE_QUARTER	    LITERAL1
-PS2_FRACTION_ONE_HALF	        LITERAL1
-PS2_FRACTION_THREE_QUARTERS	    LITERAL1
-PS2_INVERTED_QUESTION MARK	    LITERAL1
-PS2_A_GRAVE			            LITERAL1
-PS2_A_ACUTE			            LITERAL1
-PS2_A_CIRCUMFLEX		        LITERAL1
-PS2_A_TILDE			            LITERAL1
-PS2_A_DIAERESIS			        LITERAL1
-PS2_A_RING_ABOVE		        LITERAL1
-PS2_AE				            LITERAL1
-PS2_C_CEDILLA			        LITERAL1
-PS2_E_GRAVE			            LITERAL1
-PS2_E_ACUTE			            LITERAL1
-PS2_E_CIRCUMFLEX		        LITERAL1
-PS2_E_DIAERESIS			        LITERAL1
-PS2_I_GRAVE			            LITERAL1
-PS2_I_ACUTE			            LITERAL1
-PS2_I_CIRCUMFLEX		        LITERAL1
-PS2_I_DIAERESIS			        LITERAL1
-PS2_ETH				            LITERAL1
-PS2_N_TILDE			            LITERAL1
-PS2_O_GRAVE			            LITERAL1
-PS2_O_ACUTE			            LITERAL1
-PS2_O_CIRCUMFLEX		        LITERAL1
-PS2_O_TILDE			            LITERAL1
-PS2_O_DIAERESIS			        LITERAL1
-PS2_MULTIPLICATION		        LITERAL1
-PS2_O_STROKE			        LITERAL1
-PS2_U_GRAVE			            LITERAL1
-PS2_U_ACUTE			            LITERAL1
-PS2_U_CIRCUMFLEX		        LITERAL1
-PS2_U_DIAERESIS			        LITERAL1
-PS2_Y_ACUTE			            LITERAL1
-PS2_THORN			            LITERAL1
-PS2_SHARP_S			            LITERAL1
-PS2_a_GRAVE			            LITERAL1
-PS2_a_ACUTE			            LITERAL1
-PS2_a_CIRCUMFLEX		        LITERAL1
-PS2_a_TILDE			            LITERAL1
-PS2_a_DIAERESIS			        LITERAL1
-PS2_a_RING_ABOVE		        LITERAL1
-PS2_ae				            LITERAL1
-PS2_c_CEDILLA			        LITERAL1
-PS2_e_GRAVE			            LITERAL1
-PS2_e_ACUTE			            LITERAL1
-PS2_e_CIRCUMFLEX		        LITERAL1
-PS2_e_DIAERESIS			        LITERAL1
-PS2_i_GRAVE			            LITERAL1
-PS2_i_ACUTE			            LITERAL1
-PS2_i_CIRCUMFLEX		        LITERAL1
-PS2_i_DIAERESIS			        LITERAL1
-PS2_eth				            LITERAL1
-PS2_n_TILDE			            LITERAL1
-PS2_o_GRAVE			            LITERAL1
-PS2_o_ACUTE			            LITERAL1
-PS2_o_CIRCUMFLEX		        LITERAL1
-PS2_o_TILDE			            LITERAL1
-PS2_o_DIAERESIS			        LITERAL1
-PS2_DIVISION			        LITERAL1
-PS2_o_STROKE			        LITERAL1
-PS2_u_GRAVE			            LITERAL1
-PS2_u_ACUTE			            LITERAL1
-PS2_u_CIRCUMFLEX		        LITERAL1
-PS2_u_DIAERESIS			        LITERAL1
-PS2_y_ACUTE			            LITERAL1
-PS2_thorn			            LITERAL1
-PS2_y_DIAERESIS			        LITERAL1
+PS2_FRACTION_ONE_QUARTER	LITERAL1
+PS2_FRACTION_ONE_HALF	LITERAL1
+PS2_FRACTION_THREE_QUARTERS	LITERAL1
+PS2_INVERTED_QUESTION MARK	LITERAL1
+PS2_A_GRAVE	LITERAL1
+PS2_A_ACUTE	LITERAL1
+PS2_A_CIRCUMFLEX	LITERAL1
+PS2_A_TILDE	LITERAL1
+PS2_A_DIAERESIS	LITERAL1
+PS2_A_RING_ABOVE	LITERAL1
+PS2_AE	LITERAL1
+PS2_C_CEDILLA	LITERAL1
+PS2_E_GRAVE	LITERAL1
+PS2_E_ACUTE	LITERAL1
+PS2_E_CIRCUMFLEX	LITERAL1
+PS2_E_DIAERESIS	LITERAL1
+PS2_I_GRAVE	LITERAL1
+PS2_I_ACUTE	LITERAL1
+PS2_I_CIRCUMFLEX	LITERAL1
+PS2_I_DIAERESIS	LITERAL1
+PS2_ETH	LITERAL1
+PS2_N_TILDE	LITERAL1
+PS2_O_GRAVE	LITERAL1
+PS2_O_ACUTE	LITERAL1
+PS2_O_CIRCUMFLEX	LITERAL1
+PS2_O_TILDE	LITERAL1
+PS2_O_DIAERESIS	LITERAL1
+PS2_MULTIPLICATION	LITERAL1
+PS2_O_STROKE	LITERAL1
+PS2_U_GRAVE	LITERAL1
+PS2_U_ACUTE	LITERAL1
+PS2_U_CIRCUMFLEX	LITERAL1
+PS2_U_DIAERESIS	LITERAL1
+PS2_Y_ACUTE	LITERAL1
+PS2_THORN	LITERAL1
+PS2_SHARP_S	LITERAL1
+PS2_a_GRAVE	LITERAL1
+PS2_a_ACUTE	LITERAL1
+PS2_a_CIRCUMFLEX	LITERAL1
+PS2_a_TILDE	LITERAL1
+PS2_a_DIAERESIS	LITERAL1
+PS2_a_RING_ABOVE	LITERAL1
+PS2_ae	LITERAL1
+PS2_c_CEDILLA	LITERAL1
+PS2_e_GRAVE	LITERAL1
+PS2_e_ACUTE	LITERAL1
+PS2_e_CIRCUMFLEX	LITERAL1
+PS2_e_DIAERESIS	LITERAL1
+PS2_i_GRAVE	LITERAL1
+PS2_i_ACUTE	LITERAL1
+PS2_i_CIRCUMFLEX	LITERAL1
+PS2_i_DIAERESIS	LITERAL1
+PS2_eth	LITERAL1
+PS2_n_TILDE	LITERAL1
+PS2_o_GRAVE	LITERAL1
+PS2_o_ACUTE	LITERAL1
+PS2_o_CIRCUMFLEX	LITERAL1
+PS2_o_TILDE	LITERAL1
+PS2_o_DIAERESIS	LITERAL1
+PS2_DIVISION	LITERAL1
+PS2_o_STROKE	LITERAL1
+PS2_u_GRAVE	LITERAL1
+PS2_u_ACUTE	LITERAL1
+PS2_u_CIRCUMFLEX	LITERAL1
+PS2_u_DIAERESIS	LITERAL1
+PS2_y_ACUTE	LITERAL1
+PS2_thorn	LITERAL1
+PS2_y_DIAERESIS	LITERAL1