fix(regex, format): Improve regex boundary matching and remove duplicates (#36)

* tweak(regex):  Improve SM737 boundary matching

* remove(regex): Duplicate patterns created by group tiers

* tweak(group_tiers): Prevent creation of duplicate patterns

* tweak(regex): Use `THREESOME` instead of `threesome`

* tweak(regex): Rename `Colour` to `Colourisation`

* tweak(regex): Improve `Colourisation` description

custom_formats/1080p Quality Tier 2.yml

@@ -12,13 +12,13 @@ conditions:
   resolution: 1080p
   type: resolution
 - name: Not WEB-DL
-  type: source
-  required: true
   negate: true
+  required: true
   source: web_dl
-- name: c0ke
+  type: source
+- name: c0kE
   negate: false
-  pattern: c0ke
+  pattern: c0kE
   required: false
   type: release_group
 - name: CtrlHD

custom_formats/2160p Quality Tier 5.yml

@@ -82,7 +82,7 @@ conditions:
   type: release_group
 - name: whiterhino
   negate: false
-  pattern: whiterhino
+  pattern: WhiteRhino
   required: false
   type: release_group
 - name: ReaLHD
@@ -135,11 +135,6 @@ conditions:
   pattern: SPECTACLE
   required: false
   type: release_group
-- name: spectacle
-  negate: false
-  pattern: spectacle
-  required: false
-  type: release_group
 - name: HD77
   negate: false
   pattern: HD77
@@ -215,11 +210,6 @@ conditions:
   pattern: AAAUHD
   required: false
   type: release_group
-- name: guhzer
-  negate: false
-  pattern: guhzer
-  required: false
-  type: release_group
 - name: GUHZER
   negate: false
   pattern: GUHZER

custom_formats/2160p Quality Tier 6.yml

@@ -25,16 +25,6 @@ conditions:
   pattern: BOREDOR
   required: false
   type: release_group
-- name: threesome
-  negate: false
-  pattern: threesome
-  required: false
-  type: release_group
-- name: Blzt
-  negate: false
-  pattern: Blzt
-  required: false
-  type: release_group
 - name: LittleBakas
   negate: false
   pattern: LittleBakas
@@ -75,11 +65,6 @@ conditions:
   pattern: UHDCLUBREMUX
   required: false
   type: release_group
-- name: invandraren
-  negate: false
-  pattern: invandraren
-  required: false
-  type: release_group
 - name: dkore
   negate: false
   pattern: dkore
@@ -90,4 +75,9 @@ conditions:
   pattern: Lucifer
   required: false
   type: release_group
+- name: THREESOME
+  type: release_group
+  required: false
+  negate: false
+  pattern: THREESOME
 tests: []

custom_formats/B&W.yml

@@ -12,7 +12,7 @@ conditions:
   type: release_title
 - name: Colour
   negate: true
-  pattern: Colour
+  pattern: Colourisation
   required: true
   type: release_title
 tests:

custom_formats/SD Quality Tier 1.yml

@@ -13,7 +13,7 @@ conditions:
   type: source
 - name: TBB
   negate: false
-  pattern: c0ke
+  pattern: TBB
   required: false
   type: release_group
 - name: Dariush