Remove meta scope that doesn't exist in any other language

We don't have anything called "select scope" anyway.

grammars/php.cson

@@ -2239,8 +2239,6 @@
     'beginCaptures':
       '0':
         'name': 'punctuation.definition.string.begin.php'
-    # This contentName is just to allow the usage of "select scope" to select the string contents first, then the string with quotes
-    'contentName': 'meta.string-contents.quoted.double.php'
     'end': '"'
     'endCaptures':
       '0':
@@ -2256,7 +2254,6 @@
     'beginCaptures':
       '0':
         'name': 'punctuation.definition.string.begin.php'
-    'contentName': 'meta.string-contents.quoted.single.php'
     'end': '\''
     'endCaptures':
       '0':

spec/php-spec.coffee

@@ -297,7 +297,7 @@ describe 'PHP grammar', ->
     expect(tokens[1][14]).toEqual value: '2', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'meta.function.php', 'meta.function.arguments.php', 'meta.function.argument.array.php', 'constant.numeric.php']
     expect(tokens[1][15]).toEqual value: ',', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'meta.function.php', 'meta.function.arguments.php', 'meta.function.argument.array.php']
     expect(tokens[1][16]).toEqual value: '\'', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'meta.function.php', 'meta.function.arguments.php', 'meta.function.argument.array.php', 'string.quoted.single.php', 'punctuation.definition.string.begin.php']
-    expect(tokens[1][17]).toEqual value: '3', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'meta.function.php', 'meta.function.arguments.php', 'meta.function.argument.array.php', 'string.quoted.single.php', 'meta.string-contents.quoted.single.php']
+    expect(tokens[1][17]).toEqual value: '3', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'meta.function.php', 'meta.function.arguments.php', 'meta.function.argument.array.php', 'string.quoted.single.php']
     expect(tokens[1][18]).toEqual value: '\'', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'meta.function.php', 'meta.function.arguments.php', 'meta.function.argument.array.php', 'string.quoted.single.php', 'punctuation.definition.string.end.php']
     expect(tokens[1][19]).toEqual value: ']', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'meta.function.php', 'meta.function.arguments.php', 'meta.function.argument.array.php', 'punctuation.section.array.end.php']
 
@@ -396,9 +396,9 @@ describe 'PHP grammar', ->
     tokens = grammar.tokenizeLines "<?php\n\"test \\e test\";"
 
     expect(tokens[1][0]).toEqual value: '"', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'string.quoted.double.php', 'punctuation.definition.string.begin.php']
-    expect(tokens[1][1]).toEqual value: 'test ', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'string.quoted.double.php', 'meta.string-contents.quoted.double.php']
-    expect(tokens[1][2]).toEqual value: '\\e', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'string.quoted.double.php', 'meta.string-contents.quoted.double.php', 'constant.character.escape.php']
-    expect(tokens[1][3]).toEqual value: ' test', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'string.quoted.double.php', 'meta.string-contents.quoted.double.php']
+    expect(tokens[1][1]).toEqual value: 'test ', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'string.quoted.double.php']
+    expect(tokens[1][2]).toEqual value: '\\e', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'string.quoted.double.php', 'constant.character.escape.php']
+    expect(tokens[1][3]).toEqual value: ' test', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'string.quoted.double.php']
     expect(tokens[1][4]).toEqual value: '"', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'string.quoted.double.php', 'punctuation.definition.string.end.php']
     expect(tokens[1][5]).toEqual value: ';', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'punctuation.terminator.expression.php']
 
@@ -519,7 +519,7 @@ describe 'PHP grammar', ->
     expect(tokens[1][0]).toEqual value: 'echo', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'support.function.construct.output.php']
     expect(tokens[1][1]).toEqual value: ' ', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php']
     expect(tokens[1][2]).toEqual value: '\'', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'string.quoted.single.php', 'punctuation.definition.string.begin.php']
-    expect(tokens[1][3]).toEqual value: 'test', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'string.quoted.single.php', 'meta.string-contents.quoted.single.php']
+    expect(tokens[1][3]).toEqual value: 'test', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'string.quoted.single.php']
     expect(tokens[1][4]).toEqual value: '\'', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'string.quoted.single.php', 'punctuation.definition.string.end.php']
     expect(tokens[1][5]).toEqual value: ';', scopes: ['text.html.php', 'meta.embedded.block.php', 'source.php', 'punctuation.terminator.expression.php']