Mass-typo fixing, almost exclusively in comments and text strings. While at it also fixed a few (very few) grammar errors.
git-svn-id: https://www.opensc-project.org/svnp/opensc/trunk@3743 c6295689-39f2-0310-b995-f0e70906c6a9
and a file format (Jamie Honan) git-svn-id: https://www.opensc-project.org/svnp/opensc/trunk@1741 c6295689-39f2-0310-b995-f0e70906c6a9