Fix setup (#149)

* explicit garbage collect

* Added required C++ files in MANIFEST

Author: kiliakis

MANIFEST.in

@@ -4,3 +4,6 @@ recursive-include blond/cpp_routines *.la
 recursive-include blond/cpp_routines *.a
 recursive-include blond/cpp_routines *.cpp
 recursive-include blond/cpp_routines *.h
+recursive-include blond/beam *.cpp
+recursive-include blond/synchrotron_radiation *.cpp
+recursive-include blond/toolbox *.cpp

blond/_version.py

@@ -1 +1 @@
-__version__ = '2.0.10'
+__version__ = '2.0.11'

blond/beam/distributions.py

@@ -28,7 +28,6 @@
 from ..beam.profile import Profile, CutOptions
 from ..trackers.utilities import potential_well_cut, minmax_location
 
-
 def matched_from_line_density(beam, full_ring_and_RF, line_density_input=None,
                               main_harmonic_option='lowest_freq',
                               TotalInducedVoltage=None, plot=False,
@@ -356,10 +355,11 @@ def matched_from_line_density(beam, full_ring_and_RF, line_density_input=None,
 
         # Calculating the induced voltage
         induced_voltage_object.induced_voltage_sum()
-        
+        gc.collect()
         return [hamiltonian_coord, distribution_function_], \
                induced_voltage_object
     else:
+        gc.collect()
         return [hamiltonian_coord, distribution_function_],\
                [time_line_den, line_density_]