add git ignore file

this should help with weird merge errors from files that are
automatically generated and shouldn't be compared.
Demo 1 Version - Added font and new MainActivity
Integrated custom Roboto Font and class demo 1 code
Deleted base_layout for dynamic inflation strategy on mainActivity
Merge pull request #9 from teamecho/devjess

Merging Demo 1 Code to master
git being weird
Merge branch 'master' of https://github.com/teamecho/Sketchtris
update to git ignore
Merge remote-tracking branch 'origin/deverika'

Conflicts:
	.classpath
	.gitignore
	AndroidManifest.xml
	bin/AndroidManifest.xml
	bin/Sketchtris.apk
	bin/classes.dex
	bin/classes/com/teamecho/sketchtris/GameActivity$1.class
	bin/classes/com/teamecho/sketchtris/GameActivity.class
	bin/classes/com/teamecho/sketchtris/MainActivity.class
	bin/classes/com/teamecho/sketchtris/R$drawable.class
	bin/classes/com/teamecho/sketchtris/R$id.class
	bin/classes/com/teamecho/sketchtris/R$layout.class
	bin/classes/com/teamecho/sketchtris/R$menu.class
	bin/classes/com/teamecho/sketchtris/R$raw.class
	bin/classes/com/teamecho/sketchtris/R$string.class
	bin/classes/com/teamecho/sketchtris/R$style.class
	bin/resources.ap_
	gen/com/teamecho/sketchtris/R.java
	res/layout/activity_main.xml
	res/values/strings.xml
	src/com/teamecho/sketchtris/GameActivity.java
	src/com/teamecho/sketchtris/MainActivity.java
Revert "git being weird"

This reverts commit 1730ef467f95670162db50b7682bd707930b84d6.

Conflicts:
	.classpath
	.gitignore
fixed main screen

sketchris grid disappeared?
grid is back!