Removed (pretty inconsistently used) tab chars from source code base.

libsrc/cbm510/extzp.s

@@ -19,20 +19,20 @@
 ; initializer table
 sysp1:          .res    2
 sysp3:          .res    2
-vic:  		.res    2
-sid:		.res    2
-cia1:		.res    2
-cia2:  		.res    2
-acia:  		.res    2
-tpi1:		.res    2
-tpi2:  		.res    2
-ktab1:		.res    2
-ktab2:	       	.res    2
-ktab3:		.res    2
-ktab4:		.res    2
+vic:            .res    2
+sid:            .res    2
+cia1:           .res    2
+cia2:           .res    2
+acia:           .res    2
+tpi1:           .res    2
+tpi2:           .res    2
+ktab1:          .res    2
+ktab2:          .res    2
+ktab3:          .res    2
+ktab4:          .res    2
 
 sysp0:          .word   $0000
-time:	      	.dword 	$0000
+time:           .dword  $0000
 segsave:        .byte   0
 ktmp:           .byte   0
 CURS_X:         .byte   0