This is an auto-commit, updating project meta data, such as changelog…

….rst, contributors.rst

🥚 🎡 release 0.5.2. related to pyexcel/pyexcel#105

🤝 take latest code from setupmobans and release 0.5.1 🥚 🎡, which carr…

…ies LICENSE file, pyexcel/pyexcel#103

📝 update rnd_requirements

🥚 🎡 release 0.4.3

🥚 🎡 release 0.4.2

💎 release 0.4.1

release v0.4.0

release 0.3.2

release v0.3.1