Added testvalues for ini
Fixed several issues with the ini plugin #58
Fixed issues with the ini plugin causing incosistent import/export behaviour #58
Fixed an issue causing memory corruption introduced with the previous commit
Merge branch 'ini-improvements' of https://github.com/fberlakovich/libelektra into fberlakovich-ini-improvements

Conflicts:
	cmake/ElektraCache.cmake
remove duplicate ini entries
fix sentinel warning
reformat README.md
Merge branch 'fberlakovich-ini-improvements'

fixes #58

Added testvalues for ini
Fixed several issues with the ini plugin