creation of a development branch
Edited grammar - missing cross references
updated grammer: survey tag is now optional, made option an abstract class and removed optionImpl
updated meta model and grammar with answerTemplateRef and hasOptions
unique IDs partly work
resolved merge conflicts
Adds possible spaces between words in questions
Prepares code generator for HTML and LaTeX
Expands html creation
Forces titles on all questions but table questions.
Allows for more keywords to state multiline text questions ('single', 'singleline', 'multi', 'multiline').
Updates types in grammar to better match what we want
Solved some errors regarding validation
Merge branch 'develop' of https://github.com/lundmikkel/SMDP-2014 into develop

Conflicts:
	dk.itu.smdp.survey.dsl.ui/src-gen/dk/itu/smdp/survey/ui/contentassist/antlr/internal/InternalDslLexer.java
	dk.itu.smdp.survey.dsl.ui/src-gen/dk/itu/smdp/survey/ui/contentassist/antlr/internal/InternalDslParser.java
	dk.itu.smdp.survey.dsl/bin/dk/itu/smdp/survey/Dsl.xtext
	dk.itu.smdp.survey.dsl/src-gen/dk/itu/smdp/survey/Dsl.xtextbin
	dk.itu.smdp.survey.dsl/src-gen/dk/itu/smdp/survey/parser/antlr/internal/InternalDslLexer.java
	dk.itu.smdp.survey.dsl/src-gen/dk/itu/smdp/survey/parser/antlr/internal/InternalDslParser.java
	dk.itu.smdp.survey.dsl/src-gen/dk/itu/smdp/survey/services/DslGrammarAccess.java
	dk.itu.smdp.survey.dsl/src/dk/itu/smdp/survey/Dsl.xtext
	dk.itu.smdp.survey.dsl/src/dk/itu/smdp/survey/validation/DslValidator.xtend
	dk.itu.smdp.survey.dsl/xtend-gen/dk/itu/smdp/survey/validation/DslValidator.java
new generated files..
Moves AnswerTemplateRef in grammar
Merge branch 'develop' of https://github.com/lundmikkel/SMDP-2014 into develop

Conflicts:
	dk.itu.smdp.survey.dsl.ui/bin/dk/itu/smdp/survey/ui/contentassist/antlr/internal/InternalDsl.g
	dk.itu.smdp.survey.dsl.ui/src-gen/dk/itu/smdp/survey/ui/contentassist/antlr/internal/InternalDsl.g
	dk.itu.smdp.survey.dsl.ui/src-gen/dk/itu/smdp/survey/ui/contentassist/antlr/internal/InternalDslParser.java
	dk.itu.smdp.survey.dsl/bin/dk/itu/smdp/survey/Dsl.xtext
	dk.itu.smdp.survey.dsl/src-gen/dk/itu/smdp/survey/Dsl.xtextbin
	dk.itu.smdp.survey.dsl/src-gen/dk/itu/smdp/survey/parser/antlr/internal/InternalDsl.g
	dk.itu.smdp.survey.dsl/src-gen/dk/itu/smdp/survey/parser/antlr/internal/InternalDslParser.java
	dk.itu.smdp.survey.dsl/src-gen/dk/itu/smdp/survey/services/DslGrammarAccess.java
	dk.itu.smdp.survey.dsl/src/dk/itu/smdp/survey/Dsl.xtext
	dk.itu.smdp.survey.dsl/src/dk/itu/smdp/survey/validation/DslValidator.xtend
	dk.itu.smdp.survey.dsl/xtend-gen/dk/itu/smdp/survey/validation/DslValidator.java
Merges after Morten's commit