President Manuel hopes deal would revive derailed economy & peace.
More than 220,000 killed and millions displaced by decades of bloodshed.
Deal will be subjected to referendum vote before it comes into force.
Violence erupted after two protesters killed in police firing earlier this week.
Inquiry alleges human rights abuse in a drug-related shootout last year.
Suspect was arrested last year for supporting IS group on social media.
More than 1,000 missing and murder cases reported over three decades.
Recent killings of three 12-year-old girls sparked nationwide protests.
Venezuelan president shut frontier last year on security grounds.
Suspended president is accused of breaking country's budget laws.
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