[ticket/10854] sql server drop default constraint when dropping column

drops default columns with T-SQL before attempting drop column to
avoids sql exception.  This is a huge annoyance in UMIL scripts running
under sql server.
[ticket/10431] CSS3 buttons

CSS3 replacements for big buttons

PHPBB3-10431
[ticket/10431] Different font for iOS

Different font for buttons on iOS devices because Verdana looks
incorrectly aligned in Safari/iOS. Also slightly changed text shadow.

PHPBB3-10431
[ticket/10431] Adjustments for IE7

Adjustments to buttons for IE7

PHPBB3-10431
[ticket/10431] Changed fonts for Linux

Added backup fonts for Linux systems that do not have Verdana font

PHPBB3-10431
[ticket/11171] DB additions for these changes

Made the required changes to develop/create_schema_files.php
and this is what resulted of that.

PHPBB3-11171
[ticket/11171] DB changes for the update

These are the changes to database_update.php required for
this ticket.

PHPBB3-11171
[ticket/11171] Use the options stored to decide how to show it

Added what's needed so that the post in the report is parsed the
same way as it was being parsed when the post was reported

PHPBB3-11171
[ticket/11171] Adapted the code in report.php

Added the variable aliases needed (to look and feel the same as
it was before)
Added the variables into  the table insert.

PHPBB3-11171
[ticket/11171] Cleanup of leftovers

I didn't notice that there were actually leftovers from the other
PR. Anyway, this will remove all the leftovers I noticed from the
other PR.

PHPBB3-11171
[ticket/11171] Moved the DB schema changes to its place

Moved the db changes schema to the place where all the other
schema changes are.

PHPBB3-11171
[ticket/11320] Include functions file as we need phpbb_convert_30_dbms_to_31

PHPBB3-11320
[ticket/11201] Remove MSN/WLM fields

WLM will be shutdown in March 2013. Skype is the new replacement. But as Skype
uses a different login ID and service, the values in this field are useless.
So we can safely remove the field and the links/functions we create.

PHPBB3-11201
[ticket/11324] Add PHP 5.5 environment to travis and allow it to fail.

PHPBB3-11324
Merge remote-tracking branch 'EXreaction/ticket/11320' into develop

* EXreaction/ticket/11320:
  [ticket/11320] Include functions file as we need phpbb_convert_30_dbms_to_31
Merge PR #1191 branch 'bantu/ticket/11324' into develop-olympus

# By Andreas Fischer
# Via Andreas Fischer
* bantu/ticket/11324:
  [ticket/11324] Add PHP 5.5 environment to travis and allow it to fail.
Merge PR #1191 branch 'develop-olympus' into develop

# By Andreas Fischer
# Via Andreas Fischer (1) and Oleg Pudeyev (1)
* develop-olympus:
  [ticket/11324] Add PHP 5.5 environment to travis and allow it to fail.
[ticket/11323] Add tests for inclusion of defined variables

This adds 2 tests for the template engine. The test using
include_define_variable.html will test if a defined variable, which was
defined with another template variable, can be used to include a file.
The second test will do the same inside a loop using a loop variable.

PHPBB3-11323
Merge PR #1194 branch 'marc1706/ticket/11323' into develop-olympus

# By Marc Alexander
# Via Marc Alexander
* marc1706/ticket/11323:
  [ticket/11323] Add tests for inclusion of defined variables
Merge PR #1194 branch 'develop-olympus' into develop

* develop-olympus:
  [ticket/11323] Add tests for inclusion of defined variables