Add a perltidy check and apply it to the entire codebase

Signed-off-by: Adam Williamson <awilliam@redhat.com>

.perltidyrc

@@ -0,0 +1,16 @@
+# Workaround needed for handling non-ASCII in files.
+# # See <https://github.com/houseabsolute/perl-code-tidyall/issues/84>.
+--character-encoding=none
+--no-valign
+# 120 characters would be desired but it is not feasible right now
+#-l=120   # 120 characters per line
+-l=160
+-fbl     # don't change blank lines
+-fnl	 # don't remove new lines
+-nsfs    # no spaces before semicolons
+-baao    # space after operators
+-bbao    # space before operators
+-pt=2    # no spaces around ()
+-bt=2    # no spaces around []
+-sbt=2   # no spaces around {}
+-sct     # stack closing tokens )}