[PATCH] typos

Hi, after checking aspell source for typos I found following:

Index: examples/example-c.c
===================================================================
RCS file: /sources/aspell/aspell/examples/example-c.c,v
retrieving revision 1.7
diff -r1.7 example-c.c
250c250
<   /* For readablity this function does not worry about buffer overrun.
---
>   /* For readability this function does not worry about buffer overrun.
Index: win32/settings.h
===================================================================
RCS file: /sources/aspell/aspell/win32/settings.h,v
retrieving revision 1.6
diff -r1.6 settings.h
75c75
< /* Defined if STL rel_ops polute the global namespace */
---
> /* Defined if STL rel_ops pollute the global namespace */