[ticket/12240] Added specific class name to posting buttons

PHPBB3-12240
[ticket/12240] Added class code for custom bbcodes based on bbcode_tag

PHPBB3-12240
[ticket/12240] Added template changes for subsilver2, too

PHPBB3-12240
[ticket/12240] fontsize => size; fontcolor => color and added bbcode- in96

PHPBB3-12240
[ticket/11764] Create separate packages for subsilver2 on releases.

PHPBB3-11764
Merge pull request #2093 from nickvergessen/ticket/11764

[ticket/11764] Create separate packages for subsilver2 on releases.

* nickvergessen/ticket/11764:
  [ticket/11764] Create separate packages for subsilver2 on releases.
Merge pull request #2094 from dhruvgoel92/ticket/11938

[ticket/11938] remove deprecated sql_attr_str2ordinal and use sql_attr_string
Merge pull request #2074 from Crizz0/ticket/12240

Ticket/12240 - Adds specific class to BBCode-Buttons in Template incl. Custom-BBCode support
Merge remote-tracking branch 'remotes/dhruvgoel92/ticket/10945' into develop-olympus

* remotes/dhruvgoel92/ticket/10945:
  [ticket/10945] Fix return values for split_keywords function
  [ticket/10945] Display search query when search fails in native search
  [ticket/10945] remove trigger_error call
Merge remote-tracking branch 'remotes/dhruvgoel92/ticket/10945-develop' into develop

* remotes/dhruvgoel92/ticket/10945-develop:
  [ticket/10945] Remove mark test incomplete for native search backend
  [ticket/10945] Fix Unit Tests as per new changes to split_keywords
  [ticket/10945] Remove mark test incomplete for mysql and postgres
  [ticket/10945] Fix return values for split_keywords function
  [ticket/10945] Display search query when search fails in native search
  [ticket/10945] remove trigger_error call
Merge branch 'develop-olympus' into develop

* develop-olympus:
[ticket/11040] search subject and text together

Instead of searching for post_subject and post_text seperately and then
OR them in where clause we use concatenation of the two columns and search

PHPBB3-11040
[ticket/11040] add post_content index

In addition to post_subject and post_title indexes add a post_content
which is concatenation of both the columns.

PHPBB3-11040
[ticket/11040] Remove postgres extra indexes

Remove post_text index as post_content index is sufficient to search post
text.

PHPBB3-11040
[ticket/11040] Add test cases for searching subject and post content together

PHPBB3-11040
[ticket/11040] Swap post_text and post_subject for post_content index

Provides better performance as per PostgreSQL Docs.

PHPBB3-11040
[ticket/11040] Add methods to delete post and topic in functional tests

PHPBB3-11040
[ticket/11040] Delete the topic created in the functional test to avoid conflicts


PHPBB3-11040
[ticket/11040] Add migration to drop postgres search indexes

PHPBB3-11040