Merge pull request #500 from ArthurHoaro/plugin-icon-style

Fixes #411: remove hardcoded plugin icon size

diff --combined inc/shaarli.css
index 7a9d9afbe5ccbeb605bc7bfb9d50ae60964c52c7,fec4d6790412ae7dd6af9a4a8f18fc0de61858c7..305afddc47da84da7c5bef3c496f0bb8ba1ad37b
--- 1/inc/shaarli.css
--- 2/inc/shaarli.css
+++ b/inc/shaarli.css
@@@ -33,10 -33,6 +33,10 @@@ h1 
      margin-bottom: 20px;
  }
  
 +em {
 +    font-style: italic;
 +}
 +
  /* Buttons */
  .bigbutton {
      background-color: #c0c0c0;
@@@ -1182,3 -1178,8 +1182,8 @@@ ul.errors 
      font-style: normal;
      color: #80AD48;
  }
+ 
+ .linklist-plugin-icon {
+     width: 13px;
+     height: 13px;
+ }