modern: More whitespace cleanup and rewrite all files except functors!

extra/modern/slices/slices.factor

@@ -218,4 +218,3 @@ ERROR: subseq-expected-but-got-eof n string expected ;
     dup length 1 = [
         -1 modify-to [ 1 - ] 2dip
     ] unless ;
-

extra/stream/extras/extras.factor

@@ -15,4 +15,3 @@ IN: stream.extras
 : write1-flush ( str -- ) output-stream get stream-write1-flush ; inline
 : write-flush ( str -- ) output-stream get stream-write-flush ; inline
 : print-flush ( str -- ) output-stream get stream-print-flush ; inline
-

extra/web-services/github/github.factor

@@ -30,4 +30,3 @@ SYMBOL: github-token
     github-username get
     github-token get
     sync-organization-with-credentials ;
-