Merge: Remove useless empty line

I was reading that file recently and noticed this empty line :p

Pull-Request: #2807

diff --combined src/rapid_type_analysis.nit
index 5b8d41b,48a4049..970d8df
--- 1/src/rapid_type_analysis.nit
--- 2/src/rapid_type_analysis.nit
+++ b/src/rapid_type_analysis.nit
@@@ -14,6 -14,7 +14,6 @@@
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
 -
  # Rapid type analysis on the AST
  #
  # Rapid type analysis is an analyse that aproximates the set of live classes
@@@ -382,7 -383,6 +382,6 @@@ class RapidTypeAnalysi
                                v.enter_visit(npropdef.n_block)
                        end
                end
- 
        end
  
        fun add_cast(mtype: MType)
@@@ -700,13 -700,6 +699,13 @@@ redef class ASendExp
        end
  end
  
 +redef class ACallrefExpr
 +        redef fun accept_rapid_type_visitor(v)
 +        do
 +                super
 +                v.add_type(mtype.as(MClassType))
 +        end
 +end
  
  redef class ASendReassignFormExpr
        redef fun accept_rapid_type_visitor(v)