Apache License  
Version 2.0, January 2004  
http://www.apache.org/licenses/

---

## TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION

### 1. Definitions

"License" shall mean the terms and conditions for use, reproduction,
and distribution as defined by Sections 1 through 9 of this document.

"Licensor" shall mean the copyright owner or entity authorized by
the copyright owner that is granting the License.

"Legal Entity" shall mean the union of the acting entity and all
other entities that control, are controlled by, or are under common
control with that entity. For the purposes of this definition,
"control" means (i) the power, direct or indirect, to cause the
direction or management of such entity, whether by contract or
otherwise, or (ii) ownership of fifty percent (50%) or more of the
outstanding shares, or (iii) beneficial ownership of such entity.

"You" (or "Your") shall mean an individual or Legal Entity
exercising permissions granted by this License.

"Source" form shall mean the preferred form for making modifications,
including but not limited to software source code, documentation
source, and configuration files.

"Object" form shall mean any form resulting from mechanical
transformation or translation of a Source form, including but not
limited to compiled object code, generated documentation, and
conversions to other media types.

"Work" shall mean the work of authorship, whether in Source or
Object form, made available under the License, as indicated by a
copyright notice that is included in or attached to the work
(an example is provided in the Appendix below).

"Derivative Works" shall mean any work, whether in Source or Object
form, that is based on (or derived from) the Work and for which the
editorial revisions, annotations, elaborations, or other modifications
represent, as a whole, an original work of authorship. For the purposes
of this License, Derivative Works shall not include works that remain
separable from, or merely link (or bind by name) to the interfaces of,
the Work and Derivative Works thereof.

"Contribution" shall mean any work of authorship, including
the original version of the Work and any modifications or additions
to that Work or Derivative Works thereof, that is intentionally
submitted to Licensor for inclusion in the Work by the copyright owner
or by an individual or Legal Entity authorized to submit on behalf of
the copyright owner. For the purposes of this definition, "submitted"
means any form of electronic, verbal, or written communication sent
to the Licensor or its representatives, including but not limited to
communication on electronic mailing lists, source code control systems,
and issue tracking systems that are managed by, or on behalf of, the
Licensor for the purpose of discussing and improving the Work, but
excluding communication that is conspicuously marked or otherwise
designated in writing by the copyright owner as "Not a Contribution."

"Contributor" shall mean Licensor and any individual or Legal Entity
on behalf of whom a Contribution has been received by Licensor and
subsequently incorporated within the Work.

---

### 2. Grant of Copyright License

Subject to the terms and conditions of this License, each Contributor
hereby grants to You a perpetual, worldwide, non-exclusive, no-charge,
royalty-free, irrevocable copyright license to reproduce, prepare
Derivative Works of, publicly display, publicly perform, sublicense,
and distribute the Work and such Derivative Works in Source or Object
form.

---

### 3. Grant of Patent License

Subject to the terms and conditions of this License, each Contributor
hereby grants to You a perpetual, worldwide, non-exclusive, no-charge,
royalty-free, irrevocable (except as stated in this section) patent
license to make, have made, use, offer to sell, sell, import, and
otherwise transfer the Work, where such license applies only to those
patent claims licensable by such Contributor that are necessarily
infringed by their Contribution(s) alone or by combination of their
Contribution(s) with the Work to which such Contribution(s) was
submitted.

If You institute patent litigation against any entity (including a
cross-claim or counterclaim in a lawsuit) alleging that the Work or a
Contribution incorporated within the Work constitutes direct or
contributory patent infringement, then any patent licenses granted to
You under this License for that Work shall terminate as of the date
such litigation is filed.

---

### 4. Redistribution

You may reproduce and distribute copies of the Work or Derivative Works
thereof in any medium, with or without modifications, and in Source or
Object form, provided that You meet the following conditions:

- (a) You must give any other recipients of the Work or Derivative Works
  a copy of this License; and
- (b) You must cause any modified files to carry prominent notices
  stating that You changed the files; and
- (c) You must retain, in the Source form of any Derivative Works that
  You distribute, all copyright, patent, trademark, and attribution
  notices from the Source form of the Work, excluding those notices that
  do not pertain to any part of the Derivative Works; and
- (d) If the Work includes a "NOTICE" text file as part of its
  distribution, then any Derivative Works that You distribute must
  include a readable copy of the attribution notices contained within
  such NOTICE file, excluding those notices that do not pertain to any
  part of the Derivative Works, in at least one of the following places:
  within a NOTICE text file distributed as part of the Derivative Works;
  within the Source form or documentation, if provided along with the
  Derivative Works; or, within a display generated by the Derivative
  Works, if and wherever such third-party notices normally appear.

The contents of the NOTICE file are for informational purposes only and
do not modify the License.

---

### 5. Submission of Contributions

Unless You explicitly state otherwise, any Contribution intentionally
submitted for inclusion in the Work by You to the Licensor shall be
under the terms and conditions of this License, without any additional
terms or conditions.

---

### 6. Trademarks

This License does not grant permission to use the trade names,
trademarks, service marks, or product names of the Licensor, except as
required for reasonable and customary use in describing the origin of
the Work and reproducing the content of the NOTICE file.

---

### 7. Disclaimer of Warranty

Unless required by applicable law or agreed to in writing, Licensor
provides the Work (and each Contributor provides its Contributions) on
an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
express or implied.

---

### 8. Limitation of Liability

In no event and under no legal theory, whether in tort (including
negligence), contract, or otherwise, unless required by applicable law,
shall any Contributor be liable to You for damages arising from the use
of the Work.

---

### 9. Accepting Warranty or Additional Liability

While redistributing the Work or Derivative Works thereof, You may
choose to offer support or warranty at Your own responsibility.

---

END OF TERMS AND CONDITIONS
