Merge branch 'master' into 'master'

Corrected grammatical error in README

See merge request !18

README

-This scripts and config files download, update and purge an Ubuntu repository
-using reprepro, in order to use it as a clean upstream for fully free distros.
-
-You need reprepro 3.5.2 or higher, and gpg with the Ubuntu keys imported.
+These scripts and config files download, update and purge an Ubuntu repository
+using reprepro, in order to use it as a clean upstream for fully free distros.
+
+You need reprepro 3.5.2 or higher, and gpg with the Ubuntu keys imported.
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