Create ekonomie-management-cs

Style for articles in czech language for journal E+M Ekonomie a Management. Correct operation of the template was confirmed by the Dean of the Faculty of Economy on Technical University of Liberec.
Update ekonomie-management-cs

Correction of some mystakes,
Deleted locale section, term "from" is defined in locales-cs-CZ.xml file
Rename ekonomie-management-cs to ekonomie-management-cs.csl
Update and rename ekonomie-management-cs.csl to ekonomie-a-management-cs.csl
Merge pull request #939 from libora/patch-26

Create ekonomie-management-cs