logging: reduce amount of parameters

Quiet has the same semantics as Verbose. Let Verbose reflect both of
them.

Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>

git-svn-id: svn+ssh://svn.gnu.org.ua/renrot/trunk@619 fe2816f4-e837-0410-b10a-f608c9d244a1
logging: move die_renrot() to Logging module

Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>

git-svn-id: svn+ssh://svn.gnu.org.ua/renrot/trunk@620 fe2816f4-e837-0410-b10a-f608c9d244a1
doc: rename local variable in usage()

It allows to avoid conflict with global variable with the same name.

Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>

git-svn-id: svn+ssh://svn.gnu.org.ua/renrot/trunk@621 fe2816f4-e837-0410-b10a-f608c9d244a1
doc: fix spelling in the comments

Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>

git-svn-id: svn+ssh://svn.gnu.org.ua/renrot/trunk@622 fe2816f4-e837-0410-b10a-f608c9d244a1
doc: update TODO a bit

Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>

git-svn-id: svn+ssh://svn.gnu.org.ua/renrot/trunk@623 fe2816f4-e837-0410-b10a-f608c9d244a1
doc: update NEWS

The command line parser recognizes a new format of the option
parameters.

Signed-off-by: Andy Shevchenko <andy.shevchenko@gmail.com>

git-svn-id: svn+ssh://svn.gnu.org.ua/renrot/trunk@624 fe2816f4-e837-0410-b10a-f608c9d244a1