DS-1587 - Commit .gitignore and .gitattributes. Fix line endings in several POMs

.gitattributes

@@ -0,0 +1,14 @@
+# Auto detect text files and perform LF normalization
+* text=auto
+
+# Standard to msysgit
+*.doc  diff=astextplain
+*.DOC  diff=astextplain
+*.docx diff=astextplain
+*.DOCX diff=astextplain
+*.dot  diff=astextplain
+*.DOT  diff=astextplain
+*.pdf  diff=astextplain
+*.PDF  diff=astextplain
+*.rtf  diff=astextplain
+*.RTF  diff=astextplain

.gitignore

@@ -0,0 +1,23 @@
+## Ignore the MVN compiled output directories from version tracking
+target/
+
+## Ignore project files created by Eclipse
+.settings/
+.project
+.classpath
+
+## Ignore project files created by IntelliJ IDEA
+*.iml
+*.ipr
+*.iws
+.idea/
+
+## Ignore project files created by NetBeans
+nbproject/private/
+build/
+nbbuild/
+dist/
+nbdist/
+nbactions.xml
+nb-configuration.xml
+META-INF/