add some icons and 4 wallpapers

.idea/workspace.xml

app/src/main/java/ovh/ice/icecons/IconActivity.java

app/src/main/java/ovh/ice/icecons/MainActivity.java

app/src/main/java/ovh/ice/icecons/WallpaperActivity.java

app/src/main/res/drawable-hdpi/acdisplay.png

app/src/main/res/drawable-hdpi/acrobat.png

app/src/main/res/drawable-hdpi/adaway.png

app/src/main/res/drawable-hdpi/adiutor.png

app/src/main/res/drawable-hdpi/afwall.png

app/src/main/res/drawable-hdpi/aimsicd.png

app/src/main/res/drawable-hdpi/android.png

app/src/main/res/drawable-hdpi/apex.png

app/src/main/res/drawable-hdpi/apktrack.png

app/src/main/res/drawable-hdpi/audiofx.png

app/src/main/res/drawable-hdpi/barcode.png

app/src/main/res/drawable-hdpi/blogger.png

app/src/main/res/drawable-hdpi/blueminimal.png

app/src/main/res/drawable-hdpi/boinc.png

app/src/main/res/drawable-hdpi/book.png

app/src/main/res/drawable-hdpi/browser.png