Update CHANGELOG

CHANGELOG.rst

@@ -4,11 +4,12 @@ Changes
 3.5.0
 ~~~~~
 * FIX: Fixes max of an empty sequence error #118
+* Make IPython optional
 
 3.4.0
 ~~~~~
 * Drop support for Python <= 3.5.x
-* FIX: #104 issue with new IPython kernels 
+* FIX: #104 issue with new IPython kernels
 
 3.3.1
 ~~~~~
@@ -22,7 +23,7 @@ Changes
 3.2.6
 ~~~~~
 * FIX: Update MANIFEST.in to package pyproj.toml and missing pyx file
-* CHANGE: Removed version experimental augmentation. 
+* CHANGE: Removed version experimental augmentation.
 
 3.2.5
 ~~~~~
@@ -44,7 +45,7 @@ Changes
 
 3.2.0
 ~~~~~
-* Dropped 2.7 support, manylinux docker images no longer support 2.7 
+* Dropped 2.7 support, manylinux docker images no longer support 2.7
 * ENH: Add command line option to specify time unit and skip displaying
   functions which have not been profiled.
 * ENH: Unified versions of line_profiler and kernprof: kernprof version is now
@@ -114,4 +115,3 @@ Changes
 ~~~~~
 
 * Initial release.
-