Update template.tex

changed case of a heading to make heading cases uniform; added reference types
Update template.tex

added citations for new references so that these appear in pdf-template
number of symbols adapted to suggestions of Gert-Martin
Merge pull request #42 from cederbaum/patch-13

changed case of a heading to make heading cases uniform; added reference types
Merge pull request #43 from cederbaum/patch-14

added citations for new references so that these appear in pdf-template
Merge pull request #44 from cederbaum/patch-15

number of symbols adapted to suggestions of Gert-Martin
Merge pull request #47 from IMAGINARY/master

merged changes from master into license