Bump version to 1.5.13 [#134860725]

Signed-off-by: James Wen <jrw2175@columbia.edu>

Bump version to 1.5.12 [#134006119]

Signed-off-by: Anna Thornton <athornton@pivotal.io>

Bump version to 1.5.11 [#132753491]

Signed-off-by: James Wen <jrw2175@columbia.edu>

Bump version to 1.5.10 [#130671721]

Signed-off-by: James Wen <jrw2175@columbia.edu>

Bump version to 1.5.9 [#128000865]

Signed-off-by: Gabriel Ramirez <gabriel.e.ramirez@gmail.com>

Bump version to 1.5.8 [#122505821]

Bump version to 1.5.7 [#121676291]

Signed-off-by: Gabriel Ramirez <gabriel.e.ramirez@gmail.com>

Bump version to 1.5.6 [#119736173]

Signed-off-by: David Jahn <david.a.jahn@gmail.com>

Bump version to 1.5.5 [#115779555]

Bump version to 1.5.4

Signed-off-by: David Jahn <david.a.jahn@gmail.com>