remove email filtering and email search archive link

src/Filtering/Filter.coffee

@@ -132,10 +132,6 @@ Filter =
     if 'capcode' of post.info
       return post.info.capcode
     false
-  email: (post) ->
-    if 'email' of post.info
-      return post.info.email
-    false
   subject: (post) ->
     if 'subject' of post.info
       return post.info.subject or false
@@ -185,7 +181,6 @@ Filter =
         ['Unique ID',        'uniqueID']
         ['Tripcode',         'tripcode']
         ['Capcode',          'capcode']
-        ['E-mail',           'email']
         ['Subject',          'subject']
         ['Comment',          'comment']
         ['Flag',             'flag']

src/General/Config.coffee

@@ -506,8 +506,6 @@ Config =
 #/Admin$/;highlight:moot;op:yes
 """
 
-    email: ""
-
     subject: """
 # Filter Generals on /v/:
 #/general/i;boards:v;op:only

src/General/html/Settings/Filter-select.html

@@ -4,7 +4,6 @@
   <option value=uniqueID>Unique ID</option>
   <option value=tripcode>Tripcode</option>
   <option value=capcode>Capcode</option>
-  <option value=email>E-mail</option>
   <option value=subject>Subject</option>
   <option value=comment>Comment</option>
   <option value=flag>Flag</option>

src/General/lib/$.coffee

@@ -296,7 +296,6 @@ $.localKeys = [
   'uniqueID',
   'tripcode',
   'capcode',
-  'email',
   'subject',
   'comment',
   'flag',

src/Menu/ArchiveLink.coffee

@@ -16,7 +16,6 @@ ArchiveLink =
       ['Post',      'post']
       ['Name',      'name']
       ['Tripcode',  'tripcode']
-      ['E-mail',    'email']
       ['Subject',   'subject']
       ['Filename',  'filename']
       ['Image MD5', 'MD5']