Bug 8687 - Overdues: Add utf-8 support to HTML and additional fields to CSV output

Bug 8687 - Overdues: Add utf-8 support to HTML and additional fields to CSV output

This patch contains small improvements made in the overdue_notices.pl script.

- UTF-8 support in the HTML output
- Add the phone, cardnumber, branchname and letternumber columns
  to the csv output

Testing:

I) Create an issue overdue (intranet):
0) Enter in a patron account, add some characters like
   ユーザー別サイト in his address
1) Check if in Patron category administration the overdue column
   is YES for his code
2) In Tools -> Notice triggers define first delay = 7, letter
   Overdue notice. Nothing for second ni third
3) Check if Tools -> Notices and slips, code overdue is available
4) checkout a book with a retard more than 7 days.
5) Check if Adminstration -> Defining circulation and fine rules
   for all libraries has fine rules for his patron category,
   item type book.

II) Before applying the patch
0) Run misc/cronjobs/overdue_notices.pl -n -html .
1) Open the file notices_"date".html in a brower
2) Validate the characters are not correct

III) After applying the patch
0) Run misc/cronjobs/overdue_notices.pl -n -html .
1) Open the file notices_"date".html in a brower
2) Validate the characters are correct
3) Run misc/cronjobs/overdue_notices.pl -n -csv temp.csv
4) Validate phone, cardnumber, branchname and letternumber
   columns and values

Sponsored-by: CCSR
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Katrin Fischer <Katrin.Fischer.83@web.de>
Passes tests and QA script.
Works as described, no problems found.

Signed-off-by: Tomas Cohen Arazi <tomascohen@gmail.com>
Added the Sponsored-by line.