diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index bca579a..54af2ad 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -4,7 +4,7 @@ Change log
 --------------------------------------------------------------------------------
 
 Added
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
 
 #. `pyexcel-xls#35 <https://github.com/pyexcel/pyexcel-xls/issues/35>`_, include
 tests
@@ -13,7 +13,7 @@ tests
 --------------------------------------------------------------------------------
 
 Added
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
 
 #. `pyexcel#151 <https://github.com/pyexcel/pyexcel/issues/151>`_, read cell
    error as #N/A.
@@ -22,7 +22,7 @@ Added
 --------------------------------------------------------------------------------
 
 Added
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
 
 #. `pyexcel#54 <https://github.com/pyexcel/pyexcel/issues/54>`_, Book.datemode
    attribute of that workbook should be passed always.
@@ -31,7 +31,7 @@ Added
 --------------------------------------------------------------------------------
 
 Added
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
 
 #. `pyexcel#120 <https://github.com/pyexcel/pyexcel/issues/120>`_, xlwt cannot
    save a book without any sheet. So, let's raise an exception in this case in
@@ -41,7 +41,7 @@ Added
 --------------------------------------------------------------------------------
 
 Added
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
 
 #. `#25 <https://github.com/pyexcel/pyexcel-xls/issues/25>`_, detect merged cell
    in .xls
@@ -50,7 +50,7 @@ Added
 --------------------------------------------------------------------------------
 
 Added
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
 
 #. `#24 <https://github.com/pyexcel/pyexcel-xls/issues/24>`_, xlsx format cannot
    use skip_hidden_row_and_column. please use pyexcel-xlsx instead.
@@ -59,7 +59,7 @@ Added
 --------------------------------------------------------------------------------
 
 Added
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
 
 #. `#21 <https://github.com/pyexcel/pyexcel-xls/issues/21>`_, skip hidden rows
    and columns under 'skip_hidden_row_and_column' flag.
@@ -68,7 +68,6 @@ Added
 --------------------------------------------------------------------------------
 
 updated
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 #. pyexcel `pyexcel#105 <https://github.com/pyexcel/pyexcel/issues/105>`_,
    remove gease from setup_requires, introduced by 0.5.1.
@@ -79,7 +78,6 @@ updated
 --------------------------------------------------------------------------------
 
 added
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 #. `pyexcel#103 <https://github.com/pyexcel/pyexcel/issues/103>`_, include
    LICENSE file in MANIFEST.in, meaning LICENSE file will appear in the released
@@ -89,7 +87,6 @@ added
 --------------------------------------------------------------------------------
 
 Updated
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 #. `#20 <https://github.com/pyexcel/pyexcel-xls/issues/20>`_, is handled in
    pyexcel-io
@@ -100,7 +97,6 @@ Updated
 --------------------------------------------------------------------------------
 
 Updated
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 #. `#20 <https://github.com/pyexcel/pyexcel-xls/issues/20>`_, handle unseekable
    stream given by http response.
@@ -109,7 +105,6 @@ Updated
 --------------------------------------------------------------------------------
 
 Updated
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 #. `pyexcel-xlsx#15 <https://github.com/pyexcel/pyexcel-xlsx/issues/15>`_, close
    file handle
@@ -120,7 +115,6 @@ Updated
 --------------------------------------------------------------------------------
 
 Updated
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 #. `#18 <https://github.com/pyexcel/pyexcel-xls/issues/18>`_, pass on
    encoding_override and others to xlrd.
@@ -129,7 +123,6 @@ Updated
 --------------------------------------------------------------------------------
 
 Updated
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 #. `#16 <https://github.com/pyexcel/pyexcel-xls/issues/16>`_, allow mmap to be
    passed as file content
@@ -138,7 +131,6 @@ Updated
 --------------------------------------------------------------------------------
 
 Updated
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 #. `#14 <https://github.com/pyexcel/pyexcel-xls/issues/14>`_, Python 3.6 -
    cannot use LOCALE flag with a str pattern
@@ -148,7 +140,6 @@ Updated
 --------------------------------------------------------------------------------
 
 Updated
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 #. `#13 <https://github.com/pyexcel/pyexcel-xls/issues/13>`_, alert on empyty
    file content
@@ -158,55 +149,7 @@ Updated
 --------------------------------------------------------------------------------
 
 Updated
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 #. `#10 <https://github.com/pyexcel/pyexcel-xls/issues/10>`_, To support
    generator as member of the incoming two dimensional data
 
-0.2.2 - 31.08.2016
---------------------------------------------------------------------------------
-
-Added
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-
-#. support pagination. two pairs: start_row, row_limit and start_column,
-   column_limit help you deal with large files.
-
-0.2.1 - 13.07.2016
---------------------------------------------------------------------------------
-
-Added
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-
-#. `#9 <https://github.com/pyexcel/pyexcel-xls/issues/9>`_, `skip_hidden_sheets`
-   is added. By default, hidden sheets are skipped when reading all sheets.
-   Reading sheet by name or by index are not affected.
-
-0.2.0 - 01.06.2016
---------------------------------------------------------------------------------
-
-Added
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-
-#. By default, `float` will be converted to `int` where fits. `auto_detect_int`,
-   a flag to switch off the autoatic conversion from `float` to `int`.
-#. 'library=pyexcel-xls' was added so as to inform pyexcel to use it instead of
-   other libraries, in the situation where there are more than one plugin for a
-   file type, e.g. xlsm
-
-Updated
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-
-#. support the auto-import feature of pyexcel-io 0.2.0
-#. xlwt is now used for python 2 implementation while xlwt-future is used for
-   python 3
-
-0.1.0 - 17.01.2016
---------------------------------------------------------------------------------
-
-Added
-^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-
-#. Passing "streaming=True" to get_data, you will get the two dimensional array
-   as a generator
-#. Passing "data=your_generator" to save_data is acceptable too.