Version 1.8.6 (2016-07-06): for libcint v2.8.6:
	* Update incomplete gamma function

Version 1.8.5 (2016-06-22): for libcint v2.8.5:
	* New integrals <r^2 i|j> and <r^4 i|j>

Version 1.8.4 (2016-05-19): for libcint v2.8.4:
	* Fix precompile problem for range separation Coulomb integrals

Version 1.8.3 (2016-04-20): for libcint v2.8.3:
	* New 1e integral p Vnuc cross p

Version 1.8.2 (2016-04-09): for libcint v2.8.2:
	* Long range part of range-separated Coulomb operator

Version 1.8.1 (2016-04-07): for libcint v2.8.1:
	* New 3c1e integral <ij|p^2|k>

Version 1.8.0 (2016-03-28): for libcint v2.8.0:
	* Resolve the optimization bug of LLVM for expression (x+epsilon == x)

Version 1.7.0 (2016-03-03) for libcint v2.7.0:
	* Adjust for tensor ordering,  from  XX, YX, ZX, XY ...  to  XX, XY, XZ, YX ...
	* Update all tests due to the change of cutoff value estimation

Version 1.6.10 (2016-03-02) for libcint v2.6.10:
	* Hessian integrals
	* Fix value estimation bug for high order derivatives

Version 1.6.9 (2016-01-22) for libcint v2.6.9:
	* NMR GIAO 3-cetner 2e integrals

Version 1.6.8 (2016-01-07) for libcint v2.6.8:
	* Integrals for Breit interaction

Version 1.6.7 (2015-12-26) for libcint v2.6.7:
	* Integrals (sp i, s, j | k, s, sp l) for Gaunt term
	* Integrals (sp i, s, j | sp k, s, l) for Gaunt term

Version 1.6.6 (2015-12-21) for libcint v2.6.6:
	* Integrals (i, s, sp j | sp k, s, l) for Gaunt term

Version 1.6.5 (2015-10-28) for libcint v2.6.5:
	* 3c1e integral generator
	* New 3c1e integrals <ij|r^2|k> <ij|r^4|k> <ij|r^6|k>

Version 1.6.4 (2015-10-19) for libcint v2.6.4:
	* cart2sph transformation for l=12

Version 1.6.3 (2015-10-15) for libcint v2.6.3:
	* mixed spinor-cartesian 3c2e integrals

Version 1.6.2 (2015-10-09) for libcint v2.6.2:
	* 3-center 1-electron integrals
	* mixed spheric-cartesian 3c2e integrals
	* Restore cart2sph transformation interface

Version 1.6.1 (2015-10-07) for libcint v2.6.1:
	* Expose cart2sph transformation functions

Version 1.6.0 (2015-09-25) for libcint v2.6.0:
	* API Updates!  To support user-specified gaussian nuclear model,
	the intrinsic nuclear model functions are removed.  Accordingly,
	the 4th element of "atm" argument are changed.

Version 1.5.5 (2015-05-14) for libcint v2.5.5:
	* Provide sqrtl, expl, fabsl functions when compiler does not
	fully support c99.

Version 1.5.4 (2015-03-02) for libcint v2.5.4:
	* Change origin of <z>, <zz>, <r> ... integrals.  The existed
	  <z> <r> ... integrals are renamed.

Version 1.5.3 (2015-02-26) for libcint v2.5.3:
	* Add integral ( p i | nuc | p j )

Version 1.5.2 (2015-02-10) for libcint v2.5.2::
	* Expose cartesian to spherical transformation

Version 1.5.1 (2015-01-26) for libcint v2.5.1::
	* Remove unsafe code which relies on stack size
	* Add densit fitting integrals (sp i sp j|K)

Version 1.5.0 (2015-01-04) for libcint v2.5.0::
	* Add general 2-center and 3-center 2e integrals
	* Extend code generator for 2-center and 3-center 2e integrals 
	* fix a tensor ordering problem of the code generator

Version 1.4.0 (2014-12-24) for libcint v2.4.0:
	* Add 2-center, 3-center 2e integrals

Version 1.3.0 (2014-12-14) for libcint v2.3.0:
	* fix ordering bug in cartesain-GTO integrals
	* optimize cartesian to spherical transformation

Version 1.2.0 (2014-12-01) for libcint v2.2.0:
	* update cint1e structure
	* add I8 support

Version 1.0.0 (2014-11-25) for libcint v2.1.2:
	* Setup qcint for X86 platform

