changes to improve the general format of markdown files

1990/baruch/README.md

@@ -19,7 +19,6 @@ STATUS: INABIAF - please **DO NOT** fix
 For more detailed information see [1990 baruch bugs](../../bugs.html#1990_baruch).
 
 
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 ## To use:
 
 ```sh

1990/theorem/README.md

@@ -40,8 +40,6 @@ y1 - initial value  (y(x1) == y1)
 ```
 
 
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 ## Judges' remarks:
 
 The program's source implements four functions, all from the