update version and readme file

update indentation

Merge pull request #29 from AhmedAbdEllatiif/master

Update README.md

.idea / vcs.xml deleted

.idea/runConfigurations.xml

.idea/modules.xml deleted

.idea/misc.xml deleted

.idea/jarRepositories.xml deleted

.idea/codeStyles/Project.xml deleted

color changed in SampleActivity

change move buttons color added

optional color for cancel button added

all buttons visibility added to ShowcaseManager

ImageButtons moved to ShowcaseView