Merge pull request #50 from codenotary/chore_javadocs

chore: minor history api changes

Author: jeroiraz

build.gradle

@@ -40,7 +40,7 @@ apply plugin: 'signing'
 
 group = 'io.codenotary'
 archivesBaseName = 'immudb4j'
-version = '1.0.0-RC1'
+version = '1.0.0-alpha2'
 
 sourceCompatibility = 1.8
 targetCompatibility = 1.8